/* Merged Plone Javascript file
 * This file is dynamically assembled from separate parts.
 * Some of these parts have 3rd party licenses or copyright information attached
 * Such information is valid for that section,
 * not for the entire composite file
 * originating files are separated by - filename.js -
 */

/* - event-registration.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/event-registration.js?original=1
window.onDOMLoadEvents=new Array();window.DOMContentLoadedInitDone=false;
function addDOMLoadEvent(listener){window.onDOMLoadEvents[window.onDOMLoadEvents.length]=listener}
function DOMContentLoadedInit(){if(window.DOMContentLoadedInitDone) return;window.DOMContentLoadedInitDone=true;var exceptions=new Array();for(var i=0;i<window.onDOMLoadEvents.length;i++){var func=window.onDOMLoadEvents[i];try{func()} catch(e){exceptions[exceptions.length]=e}}
for(var i=0;i<exceptions.length;i++){throw exceptions[i]}}
function DOMContentLoadedScheduler(){if(window.DOMContentLoadedInitDone) return true;if(/KHTML|WebKit/i.test(navigator.userAgent)){if(/loaded|complete/.test(document.readyState)){DOMContentLoadedInit()} else{setTimeout("DOMContentLoadedScheduler()",250)}} else{setTimeout("DOMContentLoadedScheduler()",250)}
return true}
setTimeout("DOMContentLoadedScheduler()",250);if(window.addEventListener){window.addEventListener("load",DOMContentLoadedInit,false);document.addEventListener("DOMContentLoaded",DOMContentLoadedInit,false)} else if(window.attachEvent){window.attachEvent("onload",DOMContentLoadedInit)} else{var _dummy=function(){var $old_onload=window.onload;window.onload=function(e){DOMContentLoadedInit();$old_onload()}}}
/*@cc_on @*/
/*@if (@_win32)
{var proto="src='javascript:void(0)'";if(location.protocol=="https:") proto="src=//0";document.write("<scr"+"ipt id=__ie_onload defer "+proto+"><\/scr"+"ipt>");var script=document.getElementById("__ie_onload");script.onreadystatechange=function(){if(this.readyState=="complete"){DOMContentLoadedInit()}}};/*@end @*/


/* - register_function.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/register_function.js?original=1
var bugRiddenCrashPronePieceOfJunk=(navigator.userAgent.indexOf('MSIE 5')!=-1&&navigator.userAgent.indexOf('Mac')!=-1)
var W3CDOM=(!bugRiddenCrashPronePieceOfJunk&&typeof document.getElementsByTagName!='undefined'&&typeof document.createElement!='undefined');var registerEventListener=null;if(typeof addEvent!='undefined'){registerEventListener=function(elem,event,func){addEvent(elem,event,func);return true}} else if(window.addEventListener){registerEventListener=function(elem,event,func){elem.addEventListener(event,func,false);return true}} else if(window.attachEvent){registerEventListener=function(elem,event,func){var result=elem.attachEvent("on"+event,func);return result}} else{registerEventListener=function(elem,event,func){return false}}
var unRegisterEventListener=null;if(typeof removeEvent!='undefined'){unRegisterEventListener=function(elem,event,func){removeEvent(element,event,func);return true}} else if(window.removeEventListener){unRegisterEventListener=function(elem,event,func){elem.removeEventListener(event,func,false);return true}} else if(window.detachEvent){unRegisterEventListener=function(elem,event,func){var result=elem.detachEvent("on"+event,func);return result}} else{unRegisterEventListener=function(elem,event,func){return false}}
var registerPloneFunction=null;if(typeof addDOMLoadEvent!='undefined'){registerPloneFunction=function(func){addDOMLoadEvent(func)}} else{registerPloneFunction=function(func){registerEventListener(window,"load",func)}}
function getContentArea(){if(W3CDOM){var node=document.getElementById('region-content');if(!node){node=document.getElementById('content')}
return node}}


/* - cssQuery.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/cssQuery.js?original=1
var cssQuery=function(){var version="2.0.2";var $COMMA=/\s*,\s*/;var cssQuery=function($selector,$$from){try{var $match=[];var $useCache=arguments.callee.caching&&!$$from;var $base=($$from)?($$from.constructor==Array)?$$from:[$$from]:[document];var $$selectors=parseSelector($selector).split($COMMA),i;for(i=0;i<$$selectors.length;i++){$selector=_toStream($$selectors[i]);if(isMSIE&&$selector.slice(0,3).join("")==" *#"){$selector=$selector.slice(2);$$from=_msie_selectById([],$base,$selector[1])} else $$from=$base;var j=0,$token,$filter,$arguments,$cacheSelector="";while(j<$selector.length){$token=$selector[j++];$filter=$selector[j++];$cacheSelector+=$token+$filter;$arguments="";if($selector[j]=="("){while($selector[j++]!=")"&&j<$selector.length){$arguments+=$selector[j]}
$arguments=$arguments.slice(0,-1);$cacheSelector+="("+$arguments+")"}
$$from=($useCache&&cache[$cacheSelector])?cache[$cacheSelector]:select($$from,$token,$filter,$arguments);if($useCache) cache[$cacheSelector]=$$from}
$match=$match.concat($$from)}
delete cssQuery.error;return $match} catch($error){cssQuery.error=$error;return []}};cssQuery.toString=function(){return "function cssQuery() {\n  [version "+version+"]\n}"};var cache={};cssQuery.caching=false;cssQuery.clearCache=function($selector){if($selector){$selector=_toStream($selector).join("");delete cache[$selector]} else cache={}};var modules={};var loaded=false;cssQuery.addModule=function($name,$script){if(loaded) eval("$script="+String($script));modules[$name]=new $script()};cssQuery.valueOf=function($code){return $code?eval($code):this};var selectors={};var pseudoClasses={};var AttributeSelector={match:/\[([\w-]+(\|[\w-]+)?)\s*(\W?=)?\s*([^\]]*)\]/};var attributeSelectors=[];selectors[" "]=function($results,$from,$tagName,$namespace){var $element,i,j;for(i=0;i<$from.length;i++){var $subset=getElementsByTagName($from[i],$tagName,$namespace);for(j=0;($element=$subset[j]);j++){if(thisElement($element)&&compareNamespace($element,$namespace))
$results.push($element)}}};selectors["#"]=function($results,$from,$id){var $element,j;for(j=0;($element=$from[j]);j++) if($element.id==$id) $results.push($element)};selectors["."]=function($results,$from,$className){$className=new RegExp("(^|\\s)"+$className+"(\\s|$)");var $element,i;for(i=0;($element=$from[i]);i++)
if($className.test($element.className)) $results.push($element)};selectors[":"]=function($results,$from,$pseudoClass,$arguments){var $test=pseudoClasses[$pseudoClass],$element,i;if($test) for(i=0;($element=$from[i]);i++)
if($test($element,$arguments)) $results.push($element)};pseudoClasses["link"]=function($element){var $document=getDocument($element);if($document.links) for(var i=0;i<$document.links.length;i++){if($document.links[i]==$element) return true}};pseudoClasses["visited"]=function($element){};var thisElement=function($element){return($element&&$element.nodeType==1&&$element.tagName!="!")?$element:null};var previousElementSibling=function($element){while($element&&($element=$element.previousSibling)&&!thisElement($element)) continue;return $element};var nextElementSibling=function($element){while($element&&($element=$element.nextSibling)&&!thisElement($element)) continue;return $element};var firstElementChild=function($element){return thisElement($element.firstChild)||nextElementSibling($element.firstChild)};var lastElementChild=function($element){return thisElement($element.lastChild)||previousElementSibling($element.lastChild)};var childElements=function($element){var $childElements=[];$element=firstElementChild($element);while($element){$childElements.push($element);$element=nextElementSibling($element)}
return $childElements};var isMSIE=true;var isXML=function($element){var $document=getDocument($element);return(typeof $document.mimeType=="unknown")?/\.xml$/i.test($document.URL):Boolean($document.mimeType=="XML Document")};var getDocument=function($element){return $element.ownerDocument||$element.document};var getElementsByTagName=function($element,$tagName){return($tagName=="*"&&$element.all)?$element.all:$element.getElementsByTagName($tagName)};var compareTagName=function($element,$tagName,$namespace){if($tagName=="*") return thisElement($element);if(!compareNamespace($element,$namespace)) return false;if(!isXML($element)) $tagName=$tagName.toUpperCase();return $element.tagName==$tagName};var compareNamespace=function($element,$namespace){return!$namespace||($namespace=="*")||($element.scopeName==$namespace)};var getTextContent=function($element){return $element.innerText};
function _msie_selectById($results,$from,id){var $match,i,j;for(i=0;i<$from.length;i++){if($match=$from[i].all.item(id)){if($match.id==id) $results.push($match);else if($match.length!=null){for(j=0;j<$match.length;j++){if($match[j].id==id) $results.push($match[j])}}}}
return $results};if(![].push) Array.prototype.push=function(){for(var i=0;i<arguments.length;i++){this[this.length]=arguments[i]}
return this.length};var $NAMESPACE=/\|/;
function select($$from,$token,$filter,$arguments){if($NAMESPACE.test($filter)){$filter=$filter.split($NAMESPACE);$arguments=$filter[0];$filter=$filter[1]}
var $results=[];if(selectors[$token]){selectors[$token]($results,$$from,$filter,$arguments)}
return $results};var $STANDARD_SELECT=/^[^\s>+~]/;var $$STREAM=/[\s#.:>+~()@]|[^\s#.:>+~()@]+/g;
function _toStream($selector){if($STANDARD_SELECT.test($selector)) $selector=" "+$selector;return $selector.match($$STREAM)||[]};var $WHITESPACE=/\s*([\s>+~(),]|^|$)\s*/g;var $IMPLIED_ALL=/([\s>+~,]|[^(]\+|^)([#.:@])/g;var parseSelector=function($selector){return $selector.replace($WHITESPACE,"$1").replace($IMPLIED_ALL,"$1*$2")};var Quote={toString: function(){return "'"},match:/^('[^']*')|("[^"]*")$/,test: function($string){return this.match.test($string)},add: function($string){return this.test($string)?$string:this+$string+this},remove: function($string){return this.test($string)?$string.slice(1,-1):$string}};var getText=function($text){return Quote.remove($text)};var $ESCAPE=/([\/()[\]?{}|*+-])/g;
function regEscape($string){return $string.replace($ESCAPE,"\\$1")};cssQuery.addModule("css-standard", function(){isMSIE=eval("false;/*@cc_on@if(@\x5fwin32)isMSIE=true@end@*/");if(!isMSIE){getElementsByTagName=function($element,$tagName,$namespace){return $namespace?$element.getElementsByTagNameNS("*",$tagName):$element.getElementsByTagName($tagName)};compareNamespace=function($element,$namespace){return!$namespace||($namespace=="*")||($element.prefix==$namespace)};isXML=document.contentType? function($element){return/xml/i.test(getDocument($element).contentType)}: function($element){return getDocument($element).documentElement.tagName!="HTML"};getTextContent=function($element){return $element.textContent||$element.innerText||_getTextContent($element)};
function _getTextContent($element){var $textContent="",$node,i;for(i=0;($node=$element.childNodes[i]);i++){switch($node.nodeType){case 11:case 1:$textContent+=_getTextContent($node);break;case 3:$textContent+=$node.nodeValue;break}}
return $textContent}}});cssQuery.addModule("css-level2", function(){selectors[">"]=function($results,$from,$tagName,$namespace){var $element,i,j;for(i=0;i<$from.length;i++){var $subset=childElements($from[i]);for(j=0;($element=$subset[j]);j++)
if(compareTagName($element,$tagName,$namespace))
$results.push($element)}};selectors["+"]=function($results,$from,$tagName,$namespace){for(var i=0;i<$from.length;i++){var $element=nextElementSibling($from[i]);if($element&&compareTagName($element,$tagName,$namespace))
$results.push($element)}};selectors["@"]=function($results,$from,$attributeSelectorID){var $test=attributeSelectors[$attributeSelectorID].test;var $element,i;for(i=0;($element=$from[i]);i++)
if($test($element)) $results.push($element)};pseudoClasses["first-child"]=function($element){return!previousElementSibling($element)};pseudoClasses["lang"]=function($element,$code){$code=new RegExp("^"+$code,"i");while($element&&!$element.getAttribute("lang")) $element=$element.parentNode;return $element&&$code.test($element.getAttribute("lang"))};AttributeSelector.NS_IE=/\\:/g;AttributeSelector.PREFIX="@";AttributeSelector.tests={};AttributeSelector.replace=function($match,$attribute,$namespace,$compare,$value){var $key=this.PREFIX+$match;if(!attributeSelectors[$key]){$attribute=this.create($attribute,$compare||"",$value||"");attributeSelectors[$key]=$attribute;attributeSelectors.push($attribute)}
return attributeSelectors[$key].id};AttributeSelector.parse=function($selector){$selector=$selector.replace(this.NS_IE,"|");var $match;while($match=$selector.match(this.match)){var $replace=this.replace($match[0],$match[1],$match[2],$match[3],$match[4]);$selector=$selector.replace(this.match,$replace)}
return $selector};AttributeSelector.create=function($propertyName,$test,$value){var $attributeSelector={};$attributeSelector.id=this.PREFIX+attributeSelectors.length;$attributeSelector.name=$propertyName;$test=this.tests[$test];$test=$test?$test(this.getAttribute($propertyName),getText($value)):false;$attributeSelector.test=new Function("e","return "+$test);return $attributeSelector};AttributeSelector.getAttribute=function($name){switch($name.toLowerCase()){case "id":return "e.id";case "class":return "e.className";case "for":return "e.htmlFor";case "href":if(isMSIE){return "String((e.outerHTML.match(/href=\\x22?([^\\s\\x22]*)\\x22?/)||[])[1]||'')"}}
return "e.getAttribute('"+$name.replace($NAMESPACE,":")+"')"};AttributeSelector.tests[""]=function($attribute){return $attribute};AttributeSelector.tests["="]=function($attribute,$value){return $attribute+"=="+Quote.add($value)};AttributeSelector.tests["~="]=function($attribute,$value){return "/(^| )"+regEscape($value)+"( |$)/.test("+$attribute+")"};AttributeSelector.tests["|="]=function($attribute,$value){return "/^"+regEscape($value)+"(-|$)/.test("+$attribute+")"};var _parseSelector=parseSelector;parseSelector=function($selector){return _parseSelector(AttributeSelector.parse($selector))}});cssQuery.addModule("css-level3", function(){selectors["~"]=function($results,$from,$tagName,$namespace){var $element,i;for(i=0;($element=$from[i]);i++){while($element=nextElementSibling($element)){if(compareTagName($element,$tagName,$namespace))
$results.push($element)}}};pseudoClasses["contains"]=function($element,$text){$text=new RegExp(regEscape(getText($text)));return $text.test(getTextContent($element))};pseudoClasses["root"]=function($element){return $element==getDocument($element).documentElement};pseudoClasses["empty"]=function($element){var $node,i;for(i=0;($node=$element.childNodes[i]);i++){if(thisElement($node)||$node.nodeType==3) return false}
return true};pseudoClasses["last-child"]=function($element){return!nextElementSibling($element)};pseudoClasses["only-child"]=function($element){$element=$element.parentNode;return firstElementChild($element)==lastElementChild($element)};pseudoClasses["not"]=function($element,$selector){var $negated=cssQuery($selector,getDocument($element));for(var i=0;i<$negated.length;i++){if($negated[i]==$element) return false}
return true};pseudoClasses["nth-child"]=function($element,$arguments){return nthChild($element,$arguments,previousElementSibling)};pseudoClasses["nth-last-child"]=function($element,$arguments){return nthChild($element,$arguments,nextElementSibling)};pseudoClasses["target"]=function($element){return $element.id==location.hash.slice(1)};pseudoClasses["checked"]=function($element){return $element.checked};pseudoClasses["enabled"]=function($element){return $element.disabled===false};pseudoClasses["disabled"]=function($element){return $element.disabled};pseudoClasses["indeterminate"]=function($element){return $element.indeterminate};AttributeSelector.tests["^="]=function($attribute,$value){return "/^"+regEscape($value)+"/.test("+$attribute+")"};AttributeSelector.tests["$="]=function($attribute,$value){return "/"+regEscape($value)+"$/.test("+$attribute+")"};AttributeSelector.tests["*="]=function($attribute,$value){return "/"+regEscape($value)+"/.test("+$attribute+")"};
function nthChild($element,$arguments,$traverse){switch($arguments){case "n":return true;case "even":$arguments="2n";break;case "odd":$arguments="2n+1"}
var $$children=childElements($element.parentNode);
function _checkIndex($index){var $index=($traverse==nextElementSibling)?$$children.length-$index:$index-1;return $$children[$index]==$element};if(!isNaN($arguments)) return _checkIndex($arguments);$arguments=$arguments.split("n");var $multiplier=parseInt($arguments[0]);var $step=parseInt($arguments[1]);if((isNaN($multiplier)||$multiplier==1)&&$step==0) return true;if($multiplier==0&&!isNaN($step)) return _checkIndex($step);if(isNaN($step)) $step=0;var $count=1;while($element=$traverse($element)) $count++;if(isNaN($multiplier)||$multiplier==1)
return($traverse==nextElementSibling)?($count<=$step):($step>=$count);return($count%$multiplier)==$step}});loaded=true;return cssQuery}();

/* - plone_javascript_variables.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/plone_javascript_variables.js?original=1
var portal_url='http://www.uni-koblenz-landau.de';var form_modified_message='Your form has not been saved. All changes you have made will be lost.';var form_resubmit_message='You already clicked the submit button. Do you really want to submit this form again?';var external_links_open_new_window=false;var external_links_in_content_only=true;

/* - nodeutilities.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/nodeutilities.js?original=1
function wrapNode(node,wrappertype,wrapperclass){var wrapper=document.createElement(wrappertype)
wrapper.className=wrapperclass;var innerNode=node.parentNode.replaceChild(wrapper,node);wrapper.appendChild(innerNode)};
function nodeContained(innernode,outernode){var node=innernode.parentNode;while(node!=document){if(node==outernode){return true}
node=node.parentNode}
return false};
function findContainer(node,func){while(node!=null){if(func(node)){return node}
node=node.parentNode}
return false};
function hasClassName(node,class_name){return new RegExp('\\b'+class_name+'\\b').test(node.className)};
function addClassName(node,class_name){if(!node.className){node.className=class_name} else if(!hasClassName(node,class_name)){var className=node.className+" "+class_name;node.className=className.split(/\s+/).join(' ')}};
function removeClassName(node,class_name){var className=node.className;if(className){className=className.replace(new RegExp('\\b'+class_name+'\\b'),'');className=className.replace(/\s+/g,' ');node.className=className.replace(/\s+$/g,'')}};
function replaceClassName(node,old_class,new_class,ignore_missing){if(ignore_missing&&!hasClassName(node,old_class)){addClassName(node,new_class)} else{var className=node.className;if(className){className=className.replace(new RegExp('\\b'+old_class+'\\b'),new_class);className=className.replace(/\s+/g,' ');node.className=className.replace(/\s+$/g,'')}}};
function walkTextNodes(node,func,data){if(!node){return false}
if(node.hasChildNodes){for(var i=0;i<node.childNodes.length;i++){walkTextNodes(node.childNodes[i],func,data)}
if(node.nodeType==3){func(node,data)}}};
function getInnerTextCompatible(node){var result=new Array();walkTextNodes(node,
function(n,d){d.push(n.nodeValue)},result);return result.join("")};
function getInnerTextFast(node){if(node.innerText){return node.innerText} else{return getInnerTextCompatible(node)}};
function sortNodes(nodes,fetch_func,cmp_func){if(!W3CDOM){return false};var SortNodeWrapper=function(node){this.value=fetch_func(node);this.cloned_node=node.cloneNode(true);this.toString=function(){if(this.value.toString){return this.value.toString()} else{return this.value}}}
var items=new Array();for(var i=0;i<nodes.length;i++){items.push(new SortNodeWrapper(nodes[i]))}
if(cmp_func){items.sort(cmp_func)} else{items.sort()}
for(var i=0;i<items.length;i++){var dest=nodes[i];dest.parentNode.replaceChild(items[i].cloned_node,dest)}};

/* - cookie_functions.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/cookie_functions.js?original=1
function createCookie(name,value,days){if(days){var date=new Date();date.setTime(date.getTime()+(days*24*60*60*1000));var expires="; expires="+date.toGMTString()} else{expires=""}
document.cookie=name+"="+escape(value)+expires+"; path=/;"};
function readCookie(name){var nameEQ=name+"=";var ca=document.cookie.split(';');for(var i=0;i<ca.length;i++){var c=ca[i];while(c.charAt(0)==' '){c=c.substring(1,c.length)}
if(c.indexOf(nameEQ)==0){return unescape(c.substring(nameEQ.length,c.length))}}
return null};

/* - fullscreenmode.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/fullscreenmode.js?original=1
function toggleFullScreenMode(){var body=cssQuery('body')[0];if(document.getElementById('icon-full_screen')){var fsicon=document.getElementById('icon-full_screen')}
if(hasClassName(body,'fullscreen')){removeClassName(body,'fullscreen');createCookie('fullscreenMode','');if(fsicon){fsicon.src='fullscreenexpand_icon.gif'}} else{addClassName(body,'fullscreen');createCookie('fullscreenMode','1');if(fsicon){fsicon.src='fullscreencollapse_icon.gif'}}};
function fullscreenModeLoad(){if(document.getElementById('icon-full_screen')){var fsicon=document.getElementById('icon-full_screen')}
if(readCookie('fullscreenMode')=='1'){var body=cssQuery('body')[0];addClassName(body,'fullscreen');if(fsicon){fsicon.src='fullscreencollapse_icon.gif'}}};registerPloneFunction(fullscreenModeLoad)


/* - select_all.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/select_all.js?original=1
function selectAll(id,formName){if(formName==null){checkboxes=document.getElementsByName(id)
for(i=0;i<checkboxes.length;i++){checkboxes[i].checked=true }} else{for(i=0;i<document.forms[formName].elements.length;i++){if(document.forms[formName].elements[i].name==id){document.forms[formName].elements[i].checked=true}}}}
function deselectAll(id,formName){if(formName==null){checkboxes=document.getElementsByName(id)
for(i=0;i<checkboxes.length;i++){checkboxes[i].checked=false }} else{for(i=0;i<document.forms[formName].elements.length;i++){if(document.forms[formName].elements[i].name==id){document.forms[formName].elements[i].checked=false}}}}
function toggleSelect(selectbutton,id,initialState,formName){id=id||'ids:list'
if(selectbutton.isSelected==null){initialState=initialState||false;selectbutton.isSelected=initialState}
if(selectbutton.isSelected==false){selectbutton.setAttribute('src',portal_url+'/select_none_icon.gif');selectbutton.isSelected=true;return selectAll(id,formName)} else{selectbutton.setAttribute('src',portal_url+'/select_all_icon.gif');selectbutton.isSelected=false;return deselectAll(id,formName)}}


/* - dropdown.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/dropdown.js?original=1
function isActionMenu(node){if(hasClassName(node,'actionMenu')){return true}
return false};
function hideAllMenus(){var menus=cssQuery('dl.actionMenu');for(var i=0;i<menus.length;i++){replaceClassName(menus[i],'activated','deactivated',true)}};
function toggleMenuHandler(event){if(!event) var event=window.event;if(!W3CDOM){return true}
var container=findContainer(this,isActionMenu);if(!container){return true}
if(hasClassName(container,'activated')){replaceClassName(container,'activated','deactivated',true)} else{replaceClassName(container,'deactivated','activated',true)}
return false};
function hideMenusHandler(event){if(!event) var event=window.event;hideAllMenus();return true};
function actionMenuDocumentMouseDown(event){if(!event) var event=window.event;if(event.target)
targ=event.target;else if(event.srcElement)
targ=event.srcElement;var container=findContainer(targ,isActionMenu);if(container){return true}
hideAllMenus();return true};
function actionMenuMouseOver(event){if(!event) var event=window.event;if(!this.tagName&&(this.tagName=='A'||this.tagName=='a')){return true}
var container=findContainer(this,isActionMenu);if(!container){return true}
var menu_id=container.id;var switch_menu=false;var menus=cssQuery('dl.actionMenu');for(var i=0;i<menus.length;i++){var menu=menus[i]
if(hasClassName(menu,'activated')){switch_menu=true}
if(menu.id!=menu_id){replaceClassName(menu,'activated','deactivated',true)}}
if(switch_menu){var menu=cssQuery('#'+menu_id)[0];if(menu){replaceClassName(menu,'deactivated','activated',true)}}
return true};
function initializeMenus(){if(!W3CDOM){return false}
document.onmousedown=actionMenuDocumentMouseDown;hideAllMenus();var menu_headers=cssQuery('dl.actionMenu > dt.actionMenuHeader > a');for(var i=0;i<menu_headers.length;i++){var menu_header=menu_headers[i];menu_header.onclick=toggleMenuHandler;menu_header.onmouseover=actionMenuMouseOver}
var menu_contents=cssQuery('dl.actionMenu > dd.actionMenuContent');for(var i=0;i<menu_contents.length;i++){menu_contents[i].onclick=hideMenusHandler}};registerPloneFunction(initializeMenus);

/* - dragdropreorder.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/dragdropreorder.js?original=1
var ploneDnDReorder={}
ploneDnDReorder.dragging=null;ploneDnDReorder.table=null;ploneDnDReorder.rows=null;ploneDnDReorder.isDraggable=function(node){return hasClassName(node,'draggable')};ploneDnDReorder.doDown=function(e){if(!e) var e=window.event;var target=findContainer(this,ploneDnDReorder.isDraggable);if(target==null)
return;for(var i=0;i<ploneDnDReorder.rows.length;i++)
ploneDnDReorder.rows[i].onmousemove=ploneDnDReorder.doDrag;ploneDnDReorder.dragging=target;ploneDnDReorder.dragging._position=ploneDnDReorder.getPos(ploneDnDReorder.dragging);addClassName(ploneDnDReorder.dragging,"dragging");return false}
ploneDnDReorder.getPos=function(node){var children=node.parentNode.childNodes;var pos=0;for(var i=0;i<children.length;i++){if(node==children[i])
return pos;if(hasClassName(children[i],"draggable"))
pos++}
return null}
ploneDnDReorder.doDrag=function(e){if(!e) var e=window.event;if(!ploneDnDReorder.dragging)
return;var target=this;if(!target)
return;if(target.id!=ploneDnDReorder.dragging.id){ploneDnDReorder.swapElements(target,ploneDnDReorder.dragging)}
return false}
ploneDnDReorder.swapElements=function(child1,child2){var parent=child1.parentNode;var children=parent.childNodes;var items=new Array();for(var i=0;i<children.length;i++){var node=children[i];items[i]=node;if(node.id){removeClassName(node,"even");removeClassName(node,"odd");if(node.id==child1.id)
items[i]=child2;if(node.id==child2.id)
items[i]=child1}}
Sarissa.clearChildNodes(parent);var pos=0;for(var i=0;i<items.length;i++){var node=parent.appendChild(items[i]);if(node.id){if(pos%2)
addClassName(node,"even");else
addClassName(node,"odd");pos++}}}
ploneDnDReorder.doUp=function(e){if(!e) var e=window.event;if(!ploneDnDReorder.dragging)
return;removeClassName(ploneDnDReorder.dragging,"dragging");ploneDnDReorder.updatePositionOnServer();ploneDnDReorder.dragging._position=null;try{delete ploneDnDReorder.dragging._position} catch(e){}
ploneDnDReorder.dragging=null;for(var i=0;i<ploneDnDReorder.rows.length;i++)
ploneDnDReorder.rows[i].onmousemove=null;return false}
ploneDnDReorder.updatePositionOnServer=function(){var delta=ploneDnDReorder.getPos(ploneDnDReorder.dragging)-ploneDnDReorder.dragging._position;if(delta==0)
return;var req=new XMLHttpRequest();req.open("POST","folder_moveitem",true);req.setRequestHeader("Content-Type","application/x-www-form-urlencoded");var item_id=ploneDnDReorder.dragging.id.substr('folder-contents-item-'.length);req.send("item_id="+item_id+"&delta:int="+delta)}
ploneDnDReorder.initializeDragDrop=function(){ploneDnDReorder.table=cssQuery("table#sortable")[0];if(!ploneDnDReorder.table)
return;ploneDnDReorder.rows=cssQuery("table#sortable > tr,"+"table#sortable > tbody > tr");var targets=cssQuery("table#sortable > tr > td,"+"table#sortable > tbody > tr > td");for(var i=0;i<targets.length;i++){if(hasClassName(targets[i],'notDraggable'))
continue;targets[i].onmousedown=ploneDnDReorder.doDown;targets[i].onmouseup=ploneDnDReorder.doUp;addClassName(targets[i],"draggingHook")}}
registerPloneFunction(ploneDnDReorder.initializeDragDrop);

/* - mark_special_links.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/mark_special_links.js?original=1
function scanforlinks(){if(!W3CDOM){return false}
if((typeof external_links_in_content_only!='undefined')&&(external_links_in_content_only==false)){links=document.getElementsByTagName('a');for(i=0;i<links.length;i++){if((links[i].getAttribute('href'))&&(links[i].className.indexOf('link-plain')==-1)){var linkval=links[i].getAttribute('href');if(linkval.toLowerCase().indexOf(window.location.protocol+'//'+window.location.host)==0){} else if(linkval.indexOf('http:')!=0){} else{links[i].setAttribute('target','_blank')}}}}
contentarea=getContentArea();if(!contentarea)
return false;links=contentarea.getElementsByTagName('a');for(i=0;i<links.length;i++){if((links[i].getAttribute('href'))&&(links[i].className.indexOf('visualIconPadding')==-1)&&(links[i].className.indexOf('link-plain')==-1)){var linkval=links[i].getAttribute('href');if(linkval.toLowerCase().indexOf(window.location.protocol+'//'+window.location.host)==0){} else if(linkval.indexOf('http:')!=0){protocols=['mailto','ftp','news','irc','h323','sip','callto','https','feed','webcal'];for(p=0;p<protocols.length;p++){if(linkval.indexOf(protocols[p]+':')==0){wrapNode(links[i],'span','link-'+protocols[p]);break}}} else{if(links[i].getElementsByTagName('img').length==0){wrapNode(links[i],'span','link-external')}
if((typeof external_links_open_new_window!='undefined')&&(external_links_open_new_window==true)){links[i].setAttribute('target','_blank')}}}}};registerPloneFunction(scanforlinks);

/* - collapsiblesections.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/collapsiblesections.js?original=1
function isCollapsible(node){if(hasClassName(node,'collapsible')){return true}
return false};
function toggleCollapsible(event){if(!event) var event=window.event;if(!this.tagName&&(this.tagName=='DT'||this.tagName=='dt')){return true}
var container=findContainer(this,isCollapsible);if(!container){return true}
if(hasClassName(container,'collapsedBlockCollapsible')){replaceClassName(container,'collapsedBlockCollapsible','expandedBlockCollapsible')} else if(hasClassName(container,'expandedBlockCollapsible')){replaceClassName(container,'expandedBlockCollapsible','collapsedBlockCollapsible')} else if(hasClassName(container,'collapsedInlineCollapsible')){replaceClassName(container,'collapsedInlineCollapsible','expandedInlineCollapsible')} else if(hasClassName(container,'expandedInlineCollapsible')){replaceClassName(container,'expandedInlineCollapsible','collapsedInlineCollapsible')}};
function activateCollapsibles(){if(!W3CDOM){return false}
var collapsibles=cssQuery('dl.collapsible');for(var i=0;i<collapsibles.length;i++){var collapsible=collapsibles[i];var collapsible_header=cssQuery('dt.collapsibleHeader',collapsible)[0];collapsible_header.onclick=toggleCollapsible;if(hasClassName(collapsible,'inline')){if(hasClassName(collapsible,'collapsedOnLoad')){replaceClassName(collapsible,'collapsedOnLoad','collapsedInlineCollapsible')} else{addClassName(collapsible,'expandedInlineCollapsible')}} else{if(hasClassName(collapsible,'collapsedOnLoad')){replaceClassName(collapsible,'collapsedOnLoad','collapsedBlockCollapsible')} else{addClassName(collapsible,'expandedBlockCollapsible')}}}};registerPloneFunction(activateCollapsibles);

/* - highlightsearchterms.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/highlightsearchterms.js?original=1
function highlightTermInNode(node,word){var contents=node.nodeValue;var index=contents.toLowerCase().indexOf(word.toLowerCase());if(index<0){return false};var parent=node.parentNode;if(parent.className!="highlightedSearchTerm"){var hiword=document.createElement("span");hiword.className="highlightedSearchTerm";hiword.appendChild(document.createTextNode(contents.substr(index,word.length)));parent.insertBefore(document.createTextNode(contents.substr(0,index)),node);parent.insertBefore(hiword,node);parent.insertBefore(document.createTextNode(contents.substr(index+word.length)),node);parent.removeChild(node)}}
function highlightSearchTerms(terms,startnode){if(!W3CDOM){return false};if(!terms){return false};if(!startnode){return false};for(var term_index=0;term_index<terms.length;term_index++){var term=terms[term_index];if(term.length<1)
continue;var term_lower=term.toLowerCase();if(term_lower!='not'&&term_lower!='and'&&term_lower!='or'){walkTextNodes(startnode,highlightTermInNode,term)}}}
function getSearchTermsFromURI(uri){var query;if(typeof decodeURI!='undefined'){query=decodeURI(uri)} else if(typeof unescape!='undefined'){query=unescape(uri)} else{}
var result=new Array();if(window.decodeReferrer){var referrerSearch=decodeReferrer();if(null!=referrerSearch&&referrerSearch.length>0){result=referrerSearch}}
var qfinder=new RegExp("searchterm=([^&]*)","gi");var qq=qfinder.exec(query);if(qq&&qq[1]){var terms=qq[1].replace(/\+/g,' ').split(/\s+/);for(var i=0;i<terms.length;i++){if(terms[i]!=''){result.push(terms[i])}}
return result}
return result.length==0?false:result}
function highlightSearchTermsFromURI(){if(!W3CDOM){return false};var terms=getSearchTermsFromURI(window.location.search);var contentarea=getContentArea();highlightSearchTerms(terms,contentarea)}
registerPloneFunction(highlightSearchTermsFromURI);

/* - se-highlight.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/se-highlight.js?original=1
var searchEngines=[['^http://([^.]+\\.)?google.*','q='],['^http://search\\.yahoo.*','p='],['^http://search\\.msn.*','q='],['^http://search\\.aol.*','userQuery='],['^http://(www\\.)?altavista.*','q='],['^http://(www\\.)?feedster.*','q='],['^http://search\\.lycos.*','query='],['^http://(www\\.)?alltheweb.*','q='],['^http://(www\\.)?ask\\.com.*','q=']]
function decodeReferrer(ref){if(null==ref&&document.referrer){ref=document.referrer}
if(!ref) return null;var match=new RegExp('');var seQuery='';for(var i=0;i<searchEngines.length;i++){if(!match.compile){match=new RegExp(searchEngines[i][0],'i')} else{match.compile(searchEngines[i][0],'i')}
if(ref.match(match)){if(!match.compile){match=new RegExp('^.*[?&]'+searchEngines[i][1]+'([^&]+)&?.*$','i')} else{match.compile('^.*[?&]'+searchEngines[i][1]+'([^&]+)&?.*$')}
seQuery=ref.replace(match,'$1');if(seQuery){seQuery=decodeURIComponent(seQuery);seQuery=seQuery.replace(/\'|"/, '');return seQuery.split(/[\s,\+\.]+/)}}}
return null}


/* - first_input_focus.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/first_input_focus.js?original=1
function setFocus(){if(!W3CDOM){return false};var xre=new RegExp(/\berror\b/);for(var f=0;(formnode=document.getElementsByTagName('form').item(f));f++){for(var i=0;(node=formnode.getElementsByTagName('div').item(i));i++){if(xre.exec(node.className)){for(var j=0;(inputnode=node.getElementsByTagName('input').item(j));j++){try{if(inputnode.focus){inputnode.focus();return}} catch(e){}}}}}}
registerPloneFunction(setFocus)


/* - folder_contents_filter.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/folder_contents_filter.js?original=1
function submitFolderAction(folderAction){document.folderContentsForm.action=document.folderContentsForm.action+'/'+folderAction;document.folderContentsForm.submit()}
function submitFilterAction(){document.folderContentsForm.action=document.folderContentsForm.action+'/folder_contents';filter_selection=document.getElementById('filter_selection');for(var i=0;i<filter_selection.length;i++){if(filter_selection.options[i].selected){if(filter_selection.options[i].value=='#'){document.folderContentsForm.filter_state.value='clear_view_filter'}
else{document.folderContentsForm.filter_state.value='set_view_filter'}}}
document.folderContentsForm.submit()}


/* - folder_contents_hideAddItems.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/folder_contents_hideAddItems.js?original=1
function hideTraditionalAddItemPullDown(){pullDown=document.getElementById('traditional-add-item-pulldown');if(pullDown){pullDown.style.display='none'}}
registerPloneFunction(hideTraditionalAddItemPullDown)


/* - styleswitcher.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/styleswitcher.js?original=1
function setActiveStyleSheet(title,reset){if(!W3CDOM){return false};var i,a,main;for(i=0;(a=document.getElementsByTagName("link")[i]);i++){if(a.getAttribute("rel").indexOf("style")!=-1&&a.getAttribute("title")){a.disabled=true;if(a.getAttribute("title")==title){a.disabled=false}}}
if(reset==1){createCookie("wstyle",title,365)}};
function setStyle(){var style=readCookie("wstyle");if(style!=null){setActiveStyleSheet(style,0)}};registerPloneFunction(setStyle);

/* - table_sorter.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/table_sorter.js?original=1
function compare(a,b){au=new String(a);bu=new String(b);if(au.charAt(4)!='-'&&au.charAt(7)!='-'){var an=parseFloat(au)
var bn=parseFloat(bu)}
if(isNaN(an)||isNaN(bn)){as=au.toLowerCase()
bs=bu.toLowerCase()
if(as>bs){return 1}
else{return-1}}
else{return an-bn}}
function getConcatenedTextContent(node){var _result="";if(node==null){return _result}
var childrens=node.childNodes;var i=0;while(i<childrens.length){var child=childrens.item(i);switch(child.nodeType){case 1:case 5:_result+=getConcatenedTextContent(child);break;case 3:case 2:case 4:_result+=child.nodeValue;break;case 6:case 7:case 8:case 9:case 10:case 11:case 12:break}
i++}
return _result}
function sort(e){var el=window.event?window.event.srcElement:e.currentTarget;var a=new Array();if(el.nodeName=='IMG') el=el.parentNode;var name=el.childNodes.item(1).nodeValue;var dad=el.parentNode;var node;for(var im=0;(node=dad.getElementsByTagName("th").item(im));im++){if(node.lastChild.nodeName=='IMG'){lastindex=node.getElementsByTagName('img').length-1;node.getElementsByTagName('img').item(lastindex).setAttribute('src',portal_url+'/arrowBlank.gif')}}
for(var i=0;(node=dad.getElementsByTagName("th").item(i));i++){var xre=new RegExp(/\bnosort\b/);if(!xre.exec(node.className)&&node.childNodes.item(1).nodeValue==name){lastindex=node.getElementsByTagName('img').length-1;node.getElementsByTagName('img').item(lastindex).setAttribute('src',portal_url+'/arrowUp.gif');break}}
var tbody=dad.parentNode.parentNode.getElementsByTagName("tbody").item(0);for(var j=0;(node=tbody.getElementsByTagName("tr").item(j));j++){a[j]=new Array();a[j][0]=getConcatenedTextContent(node.getElementsByTagName("td").item(i));a[j][1]=getConcatenedTextContent(node.getElementsByTagName("td").item(1));a[j][2]=getConcatenedTextContent(node.getElementsByTagName("td").item(0));a[j][3]=node}
if(a.length>1){a.sort(compare);if(a[0][0]==getConcatenedTextContent(tbody.getElementsByTagName("tr").item(0).getElementsByTagName("td").item(i))&&a[1][0]==getConcatenedTextContent(tbody.getElementsByTagName("tr").item(1).getElementsByTagName("td").item(i))){a.reverse();lastindex=el.getElementsByTagName('img').length-1;el.getElementsByTagName('img').item(lastindex).setAttribute('src',portal_url+'/arrowDown.gif')}}
for(var j=0;j<a.length;j++){a[j][3].className=((j%2)==0)?'odd':'even';tbody.appendChild(a[j][3])}}
function initalizeTableSort(e){if(!W3CDOM){return false};var tbls=document.getElementsByTagName('table');for(var t=0;t<tbls.length;t++){var re=new RegExp(/\blisting\b/)
var xre=new RegExp(/\bnosort\b/)
if(re.exec(tbls[t].className)&&!xre.exec(tbls[t].className)){try{var thead=tbls[t].getElementsByTagName("thead").item(0);var node;blankarrow=document.createElement('img');blankarrow.setAttribute('src',portal_url+'/arrowBlank.gif');blankarrow.setAttribute('height',6);blankarrow.setAttribute('width',9);initialsort=false;for(var i=0;(node=thead.getElementsByTagName("th").item(i));i++){if(!xre.exec(node.className)){node.insertBefore(blankarrow.cloneNode(1),node.firstChild);node.style.cursor='pointer';if(!initialsort){initialsort=true;uparrow=document.createElement('img');uparrow.setAttribute('src',portal_url+'/arrowUp.gif');uparrow.setAttribute('height',6);uparrow.setAttribute('width',9);node.appendChild(uparrow)} else{node.appendChild(blankarrow.cloneNode(1))}
if(node.addEventListener) node.addEventListener("click",sort,false);else if(node.attachEvent) node.attachEvent("onclick",sort)}}} catch(er){}}}}
registerPloneFunction(initalizeTableSort)


/* - calendar_formfield.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/calendar_formfield.js?original=1
function onJsCalendarDateUpdate(cal){var year=cal.params.input_id_year;var month=cal.params.input_id_month;var day=cal.params.input_id_day;var daystr=''+cal.date.getDate();if(daystr.length==1)
daystr='0'+daystr;var monthstr=''+(cal.date.getMonth()+1);if(monthstr.length==1)
monthstr='0'+monthstr;cal.params.inputField.value=''+cal.date.getFullYear()+'/'+monthstr+'/'+daystr
year.value=cal.params.inputField.value.substring(0,4);month.value=cal.params.inputField.value.substring(5,7);day.value=cal.params.inputField.value.substring(8,10)}
function showJsCalendar(input_id_anchor,input_id,input_id_year,input_id_month,input_id_day,input_id_hour,input_id_minute,yearStart,yearEnd){var input_id_anchor=document.getElementById(input_id_anchor);var input_id=document.getElementById(input_id);var input_id_year=document.getElementById(input_id_year);var input_id_month=document.getElementById(input_id_month);var input_id_day=document.getElementById(input_id_day);var format='y/mm/dd';var dateEl=input_id;var mustCreate=false;var cal=window.calendar;var params={'range':[yearStart,yearEnd],inputField:input_id,input_id_year:input_id_year,input_id_month:input_id_month,input_id_day:input_id_day};
function param_default(pname,def){if(typeof params[pname]=="undefined"){params[pname]=def}};param_default("inputField",null);param_default("displayArea",null);param_default("button",null);param_default("eventName","click");param_default("ifFormat","%Y/%m/%d");param_default("daFormat","%Y/%m/%d");param_default("singleClick",true);param_default("disableFunc",null);param_default("dateStatusFunc",params["disableFunc"]);param_default("dateText",null);param_default("firstDay",1);param_default("align","Bl");param_default("range",[1900,2999]);param_default("weekNumbers",true);param_default("flat",null);param_default("flatCallback",null);param_default("onSelect",null);param_default("onClose",null);param_default("onUpdate",null);param_default("date",null);param_default("showsTime",false);param_default("timeFormat","24");param_default("electric",true);param_default("step",2);param_default("position",null);param_default("cache",false);param_default("showOthers",false);param_default("multiple",null);if(!(cal&&params.cache)){window.calendar=cal=new Calendar(params.firstDay,null,onJsCalendarDateUpdate,
function(cal){cal.hide()});cal.time24=true;cal.weekNumbers=true;mustCreate=true} else{cal.hide()}
cal.showsOtherMonths=false;cal.yearStep=2;cal.setRange(yearStart,yearEnd);cal.params=params;cal.setDateStatusHandler(null);cal.getDateText=null;cal.setDateFormat(format);if(mustCreate)
cal.create();cal.refresh();if(!params.position)
cal.showAtElement(input_id_anchor,null);else
cal.showAt(params.position[0],params.position[1]);return false}
function update_date_field(field,year,month,day,hour,minute,ampm){var field=document.getElementById(field)
var date=document.getElementById(date)
var year=document.getElementById(year)
var month=document.getElementById(month)
var day=document.getElementById(day)
var hour=document.getElementById(hour)
var minute=document.getElementById(minute)
var ampm=document.getElementById(ampm)
if(0<year.value){field.value=year.value+"-"+month.value+"-"+day.value+" "+hour.value+":"+minute.value
if(ampm&&ampm.value)
field.value=field.value+" "+ampm.value}
else{field.value=''
month.options[0].selected=1
day.options[0].selected=1
hour.options[0].selected=1
minute.options[0].selected=1
if(ampm&&ampm.options)
ampm.options[0].selected=1}}


/* - calendarpopup.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/calendarpopup.js?original=1
function showDay(date){document.getElementById('day'+date).style.visibility='visible';return true}
function hideDay(date){document.getElementById('day'+date).style.visibility='hidden';return true}


/* - fckeditor.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/fckeditor.js?original=1
var FCKeditor=function(instanceName,width,height,toolbarSet,value){this.InstanceName=instanceName ;this.Width=width||'100%' ;this.Height=height||'200' ;this.ToolbarSet=toolbarSet||'Default' ;this.Value=value||'' ;this.BasePath=FCKeditor.BasePath ;this.CheckBrowser=true ;this.DisplayErrors=true ;this.Config=new Object() ;this.OnError=null }
FCKeditor.BasePath='/fckeditor/' ;FCKeditor.MinHeight=200 ;FCKeditor.MinWidth=750 ;FCKeditor.prototype.Version='2.6.3' ;FCKeditor.prototype.VersionBuild='19836' ;FCKeditor.prototype.Create=function(){document.write(this.CreateHtml()) }
FCKeditor.prototype.CreateHtml=function(){if(!this.InstanceName||this.InstanceName.length==0){this._ThrowError(701,'You must specify an instance name.') ;return '' }
var sHtml='' ;if(!this.CheckBrowser||this._IsCompatibleBrowser()){sHtml+='<input type="hidden" id="'+this.InstanceName+'" name="'+this.InstanceName+'" value="'+this._HTMLEncode(this.Value)+'" style="display:none" />' ;sHtml+=this._GetConfigHtml() ;sHtml+=this._GetIFrameHtml() }
else{var sWidth=this.Width.toString().indexOf('%')>0?this.Width:this.Width+'px' ;var sHeight=this.Height.toString().indexOf('%')>0?this.Height:this.Height+'px' ;sHtml+='<textarea name="'+this.InstanceName+'" rows="4" cols="40" style="width:'+sWidth+';height:'+sHeight ;if(this.TabIndex)
sHtml+='" tabindex="'+this.TabIndex ;sHtml+='">'+this._HTMLEncode(this.Value)+'<\/textarea>' }
return sHtml }
FCKeditor.prototype.ReplaceTextarea=function(){if(!this.CheckBrowser||this._IsCompatibleBrowser()){var oTextarea=document.getElementById(this.InstanceName) ;var colElementsByName=document.getElementsByName(this.InstanceName) ;var i=0;while(oTextarea||i==0){if(oTextarea&&oTextarea.tagName.toLowerCase()=='textarea')
break ;oTextarea=colElementsByName[i++] }
if(!oTextarea){alert('Error: The TEXTAREA with id or name set to "'+this.InstanceName+'" was not found') ;return }
oTextarea.style.display='none' ;if(oTextarea.tabIndex)
this.TabIndex=oTextarea.tabIndex ;this._InsertHtmlBefore(this._GetConfigHtml(),oTextarea) ;this._InsertHtmlBefore(this._GetIFrameHtml(),oTextarea) }}
FCKeditor.prototype._InsertHtmlBefore=function(html,element){if(element.insertAdjacentHTML)
element.insertAdjacentHTML('beforeBegin',html) ;else{var oRange=document.createRange() ;oRange.setStartBefore(element) ;var oFragment=oRange.createContextualFragment(html);element.parentNode.insertBefore(oFragment,element) }}
FCKeditor.prototype._GetConfigHtml=function(){var sConfig='' ;for(var o in this.Config){if(sConfig.length>0) sConfig+='&amp;' ;sConfig+=encodeURIComponent(o)+'='+encodeURIComponent(this.Config[o]) }
return '<input type="hidden" id="'+this.InstanceName+'___Config" value="'+sConfig+'" style="display:none" />' }
FCKeditor.prototype._GetIFrameHtml=function(){var sFile='fckeditor.html' ;try{if((/fcksource=true/i).test(window.top.location.search))
sFile='fckeditor.original.html' }
catch(e){}
var sLink=this.BasePath+'editor/'+sFile+'?InstanceName='+encodeURIComponent(this.InstanceName) ;if(this.ToolbarSet)
sLink+='&amp;Toolbar='+this.ToolbarSet ;html='<iframe id="'+this.InstanceName+'___Frame" src="'+sLink+'" width="'+this.Width+'" height="'+this.Height ;if(this.TabIndex)
html+='" tabindex="'+this.TabIndex ;html+='" frameborder="0" scrolling="no"></iframe>' ;return html }
FCKeditor.prototype._IsCompatibleBrowser=function(){return FCKeditor_IsCompatibleBrowser() }
FCKeditor.prototype._ThrowError=function(errorNumber,errorDescription){this.ErrorNumber=errorNumber ;this.ErrorDescription=errorDescription ;if(this.DisplayErrors){document.write('<div style="COLOR: #ff0000">') ;document.write('[ FCKeditor Error '+this.ErrorNumber+': '+this.ErrorDescription+' ]') ;document.write('</div>') }
if(typeof(this.OnError)=='function')
this.OnError(this,errorNumber,errorDescription) }
FCKeditor.prototype._HTMLEncode=function(text){if(typeof(text)!="string")
text=text.toString() ;text=text.replace(/&/g,"&amp;").replace(/"/g, "&quot;").replace(/</g,"&lt;").replace(/>/g,"&gt;") ;return text }
;(function(){var textareaToEditor=function(textarea){var editor=new FCKeditor(textarea.name) ;editor.Width=Math.max(textarea.offsetWidth,FCKeditor.MinWidth) ;editor.Height=Math.max(textarea.offsetHeight,FCKeditor.MinHeight) ;return editor }
FCKeditor.ReplaceAllTextareas=function(){var textareas=document.getElementsByTagName('textarea') ;for(var i=0 ;i<textareas.length ;i++){var editor=null ;var textarea=textareas[i] ;var name=textarea.name ;if(!name||name.length==0)
continue ;if(typeof arguments[0]=='string'){var classRegex=new RegExp('(?:^| )'+arguments[0]+'(?:$| )') ;if(!classRegex.test(textarea.className))
continue }
else if(typeof arguments[0]=='function'){editor=textareaToEditor(textarea) ;if(arguments[0](textarea,editor)===false)
continue }
if(!editor)
editor=textareaToEditor(textarea) ;editor.ReplaceTextarea() }}})() ;
function FCKeditor_IsCompatibleBrowser(){var sAgent=navigator.userAgent.toLowerCase() ;if(/*@cc_on!@*/false&&sAgent.indexOf("mac")==-1){var sBrowserVersion=navigator.appVersion.match(/MSIE (.\..)/)[1] ;return(sBrowserVersion>=5.5) }
if(navigator.product=="Gecko"&&navigator.productSub>=20030210&&!(typeof(opera)=='object'&&opera.postError))
return true ;if(window.opera&&window.opera.version&&parseFloat(window.opera.version())>=9.5)
return true ;if(sAgent.indexOf(' adobeair/')!=-1)
return(sAgent.match(/ adobeair\/(\d+)/ )[1] >= 1 ) ;	// Build must be at least v1
if(sAgent.indexOf(' applewebkit/')!=-1)
return(sAgent.match(/ applewebkit\/(\d+)/ )[1] >= 522 ) ;	// Build must be at least 522(v3)
return false }


/* - fck_plone.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/fck_plone.js?original=1
var FCKBaseHref={};makeLinksRelative=function(basehref,contents){var base=basehref.replace('http://www.uni-koblenz-landau.de','');var href=base.replace(/\/[^\/]*$/,'/');var hrefparts=href.split('/');return contents.replace(/(<[^>]* (?:src|href)=")([^"]*)"/g,
function(str,tag,url,offset,contents){url=url.replace('http://www.uni-koblenz-landau.de','');if(url.substring(0,1)=='#'){str=tag+url+'"'}
else{var urlparts=url.split('#');var anchor=urlparts[1]||'';url=urlparts[0];var urlparts=url.split('/');var common=0;while(common<urlparts.length&&common<hrefparts.length&&urlparts[common]==hrefparts[common])
common++;var last=urlparts[common];if(common+1==urlparts.length&&last=='emptypage'){urlparts[common]=''}
if(common>0){var path=new Array();var i=0;for(;i+common<hrefparts.length-1;i++){path[i]='..'};while(common<urlparts.length){path[i++]=urlparts[common++]};if(i==0){path[i++]='.'}
str=path.join('/');if(anchor){str=[str,anchor].join('#')}
str=tag+str+'"'}}
return str})};finalizePublication=function(editorInstance){var oField=editorInstance.LinkedField;var fieldName=oField.name;var baseHref=FCKBaseHref[fieldName];if(baseHref){relativeLinksHtml=makeLinksRelative(FCKBaseHref[fieldName],editorInstance.GetXHTML());oField.value=relativeLinksHtml}
else oField.value=editorInstance.GetXHTML()}
getParamValue=function(id){value=document.getElementById(id).value;if(value=='true') return true;if(value=='false') return false;return value}
FCKeditor_Plone_start_instance=function(fckContainer,inputname){var inputContainer=document.getElementById(inputname+'_'+'cleaninput');if(inputContainer){var fckParams=['path_user','base_path','fck_basehref','links_basehref','input_url','allow_server_browsing','browser_root','allow_file_upload','allow_image_upload','allow_flash_upload','fck_skin_path','lang','fck_default_r2l','force_paste_as_text','allow_latin_entities','spellchecker','keyboard_entermode','keyboard_shiftentermode','fck_toolbar','editor_width','editor_height'];var fckValues={};for(var i=0;i<fckParams.length;i++){var id=inputname+'_'+fckParams [i];fckValues [fckParams [i]]=getParamValue(id)}
var oFck=new FCKeditor(inputname);var pathUser=fckValues ['path_user']+'/';oFck.BasePath=fckValues ['base_path']+'/';oFck.Config['CustomConfigurationsPath']=fckValues ['input_url']+'/fckconfigPlone.js?field_name='+inputname;oFck.BaseHref=fckValues ['fck_basehref'];FCKBaseHref[inputname]=fckValues ['links_basehref'];if(inputContainer.innerText!=undefined) oFck.Value=inputContainer.innerText;else oFck.Value=inputContainer.textContent;oFck.Config['LinkBrowser']=fckValues ['allow_server_browsing'];oFck.Config['LinkBrowserURL']=fckValues ['base_path']+'/fckbrowser/browser.html?field_name='+inputname+'&Connector='+fckValues ['input_url']+'/connectorPlone&ServerPath='+fckValues ['browser_root']+'&CurrentPath=/unikold'+pathUser ;oFck.Config['LinkUpload']=fckValues ['allow_file_upload'] ;oFck.Config['LinkUploadURL']=fckValues ['input_url']+'/uploadPlone?field_name='+inputname+'&CurrentPath=/unikold'+pathUser;oFck.Config['ImageBrowser']=fckValues ['allow_server_browsing'];oFck.Config['ImageBrowserURL']=fckValues ['base_path']+'/fckbrowser/browser.html?field_name='+inputname+'&Type=Image&Connector='+fckValues ['input_url']+'/connectorPlone&ServerPath='+fckValues ['browser_root']+'&CurrentPath=/unikold'+pathUser ;oFck.Config['ImageUpload']=fckValues ['allow_image_upload'] ;oFck.Config['ImageUploadURL']=fckValues ['input_url']+'/uploadPlone?field_name='+inputname+'&CurrentPath=/unikold'+pathUser;oFck.Config['FlashBrowser']=fckValues ['allow_server_browsing'];oFck.Config['FlashBrowserURL']=fckValues ['base_path']+'/fckbrowser/browser.html?field_name='+inputname+'&Type=Flash&Connector='+fckValues ['input_url']+'/connectorPlone&ServerPath='+fckValues ['browser_root']+'&CurrentPath=/unikold'+pathUser ;oFck.Config['FlashUpload']=fckValues ['allow_flash_upload'] ;oFck.Config['FlashUploadURL']=fckValues ['input_url']+'/uploadPlone?field_name='+inputname+'&CurrentPath=/unikold'+pathUser;oFck.Config['MediaBrowser']=fckValues ['allow_server_browsing'];oFck.Config['MediaBrowserURL']=fckValues ['base_path']+'/fckbrowser/browser.html?field_name='+inputname+'&Type=Media&Connector='+fckValues ['input_url']+'/connectorPlone&ServerPath='+fckValues ['browser_root']+'&CurrentPath=/unikold'+pathUser ;oFck.Config['SkinPath']=fckValues ['base_path']+'/editor/'+fckValues ['fck_skin_path'];oFck.Config['AutoDetectLanguage']=false;oFck.Config['DefaultLanguage']=fckValues ['lang'];oFck.Config['ForcePasteAsPlainText']=fckValues ['force_paste_as_text'];oFck.Config['IncludeLatinEntities']=fckValues ['allow_latin_entities'];oFck.Config['SpellChecker']=fckValues ['spellchecker'];oFck.Config['EnterMode']=fckValues ['keyboard_entermode'];oFck.Config['ShiftEnterMode']=fckValues ['keyboard_shiftentermode'];oFck.ToolbarSet=fckValues ['fck_toolbar'];oFck.Width=fckValues ['editor_width'];oFck.Height=fckValues ['editor_height'];try{fckContainer.innerHTML=oFck.CreateHtml();document.getElementById(inputname+'_fckLoading').style.display='none'}
catch(e){document.getElementById(inputname+'_fckLoading').style.display='none';document.getElementById(inputname+'_fckError').style.display='block'}}}
Save_inline=function(fieldname,form,editorInstance){if(editorInstance.Commands.GetCommand('FitWindow').GetState()){kukit.log('Full screen mode must be disabled before saving inline');editorInstance.Commands.GetCommand('FitWindow').Execute()} ;saveField=document.getElementById(fieldname+'_fckSaveField');if(saveField){kukit.log('Fire the savekupu server event = save inline without submitting');saveField.style.visibility='visible';if(saveField.fireEvent){saveField.fireEvent('onChange')}
else{var evt=document.createEvent("HTMLEvents");evt.initEvent("change",true,true);saveField.dispatchEvent(evt)}
comp=(setTimeout("saveField.style.visibility='hidden'",2000));return false}
else{kukit.log('Try to submit the form in portal_factory');window.onbeforeunload=null;form.submit()}}


/* - fck_ploneInit.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/fck_ploneInit.js?original=1
function getElementsByClassName(oElm,strTagName,strClassName){var arrElements=(strTagName=="*"&&oElm.all)?oElm.all:oElm.getElementsByTagName(strTagName);var arrReturnElements=new Array();strClassName=strClassName.replace(/\-/g,"\\-");var oRegExp=new RegExp("(^|\\s)"+strClassName+"(\\s|$)");var oElement;for(var i=0;i<arrElements.length;i++){oElement=arrElements[i];if(oRegExp.test(oElement.className)){arrReturnElements.push(oElement)}}
return(arrReturnElements)}
function FCKeditor_OnComplete(editorInstance){editorInstance.Events.AttachEvent('OnAfterLinkedFieldUpdate',finalizePublication) }
FCKeditor_Plone_Init=function(){var fckContainers=getElementsByClassName(document,'div','fckContainer');for(var i=0;i<fckContainers.length;i++){var fckContainer=fckContainers [i];var fckContainerId=fckContainer.getAttribute('id');var inputname=fckContainerId.replace("_fckContainer","");FCKeditor_Plone_start_instance(fckContainer,inputname)}}
registerPloneFunction(FCKeditor_Plone_Init);

/* - conversion_tracking.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/conversion_tracking.js?original=1
function conversionTracking(fileid){var variables=document.createElement('script');variables.setAttribute('language','javascript');variables.setAttribute('type','text/javascript');variables.setAttribute('id','ConversionTracking');var definition="var google_conversion_id = "+fileid+";"+"var google_conversion_language = 'de';"+"var google_conversion_format = 1;"+"var google_conversion_color = 'FFFFFF';"+"if (1) { var google_conversion_value = 1;}"+"var google_conversion_label = 'pageview';";variables.text=definition;document.body.appendChild(variables);var element=document.createElement('script');element.setAttribute('src','http://www.googleadservices.com/pagead/conversion.js');document.body.appendChild(element)}

/* - sarissa.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/sarissa.js?original=1
function Sarissa(){};Sarissa.PARSED_OK="Document contains no parsing errors";Sarissa.IS_ENABLED_TRANSFORM_NODE=false;Sarissa.IS_ENABLED_XMLHTTP=false;Sarissa.IS_ENABLED_SELECT_NODES=false;var _sarissa_iNsCounter=0;var _SARISSA_IEPREFIX4XSLPARAM="";var _SARISSA_HAS_DOM_IMPLEMENTATION=document.implementation&&true;var _SARISSA_HAS_DOM_CREATE_DOCUMENT=_SARISSA_HAS_DOM_IMPLEMENTATION&&document.implementation.createDocument;var _SARISSA_HAS_DOM_FEATURE=_SARISSA_HAS_DOM_IMPLEMENTATION&&document.implementation.hasFeature;var _SARISSA_IS_MOZ=_SARISSA_HAS_DOM_CREATE_DOCUMENT&&_SARISSA_HAS_DOM_FEATURE;var _SARISSA_IS_SAFARI=navigator.userAgent.toLowerCase().indexOf("applewebkit")!=-1;var _SARISSA_IS_IE=document.all&&window.ActiveXObject&&navigator.userAgent.toLowerCase().indexOf("msie")>-1&&navigator.userAgent.toLowerCase().indexOf("opera")==-1;if(!window.Node||!window.Node.ELEMENT_NODE){var Node={ELEMENT_NODE:1,ATTRIBUTE_NODE:2,TEXT_NODE:3,CDATA_SECTION_NODE:4,ENTITY_REFERENCE_NODE:5,ENTITY_NODE:6,PROCESSING_INSTRUCTION_NODE:7,COMMENT_NODE:8,DOCUMENT_NODE:9,DOCUMENT_TYPE_NODE:10,DOCUMENT_FRAGMENT_NODE:11,NOTATION_NODE:12}};if(_SARISSA_IS_IE){_SARISSA_IEPREFIX4XSLPARAM="xsl:";var _SARISSA_DOM_PROGID="";var _SARISSA_XMLHTTP_PROGID="";var _SARISSA_THREADEDDOM_PROGID="";var _SARISSA_XSLTEMPLATE_PROGID="";Sarissa.pickRecentProgID=function(idList,enabledList){var bFound=false;for(var i=0;i<idList.length&&!bFound;i++){try{var oDoc=new ActiveXObject(idList[i]);o2Store=idList[i];bFound=true;for(var j=0;j<enabledList.length;j++)
if(i<=enabledList[j][1])
Sarissa["IS_ENABLED_"+enabledList[j][0]]=true}catch(objException){}};if(!bFound)
throw "Could not retreive a valid progID of Class: "+idList[idList.length-1]+". (original exception: "+e+")";idList=null;return o2Store};Sarissa.getDomDocument=function(sUri,sName){if(!_SARISSA_DOM_PROGID){_SARISSA_DOM_PROGID=Sarissa.pickRecentProgID(["Msxml2.DOMDocument.4.0","Msxml2.DOMDocument.3.0","MSXML2.DOMDocument","MSXML.DOMDocument","Microsoft.XMLDOM"],[["SELECT_NODES",2],["TRANSFORM_NODE",2]])};var oDoc=new ActiveXObject(_SARISSA_DOM_PROGID);if(sName){if(sUri){oDoc.loadXML("<a"+_sarissa_iNsCounter+":"+sName+" xmlns:a"+_sarissa_iNsCounter+"=\""+sUri+"\" />");++_sarissa_iNsCounter}
else
oDoc.loadXML("<"+sName+"/>")};return oDoc};Sarissa.getParseErrorText=function(oDoc){var parseErrorText=Sarissa.PARSED_OK;if(oDoc.parseError!=0){parseErrorText="XML Parsing Error: "+oDoc.parseError.reason+"\nLocation: "+oDoc.parseError.url+"\nLine Number "+oDoc.parseError.line+", Column "+oDoc.parseError.linepos+":\n"+oDoc.parseError.srcText+"\n";for(var i=0;i<oDoc.parseError.linepos;i++){parseErrorText+="-"};parseErrorText+="^\n"};return parseErrorText};Sarissa.setXpathNamespaces=function(oDoc,sNsSet){oDoc.setProperty("SelectionLanguage","XPath");oDoc.setProperty("SelectionNamespaces",sNsSet)};XSLTProcessor=function(){if(!_SARISSA_XSLTEMPLATE_PROGID){_SARISSA_XSLTEMPLATE_PROGID=Sarissa.pickRecentProgID(["Msxml2.XSLTemplate.4.0","MSXML2.XSLTemplate.3.0"],[["XSLTPROC",2]])};this.template=new ActiveXObject(_SARISSA_XSLTEMPLATE_PROGID);this.processor=null};XSLTProcessor.prototype.importStylesheet=function(xslDoc){if(!_SARISSA_THREADEDDOM_PROGID){_SARISSA_THREADEDDOM_PROGID=Sarissa.pickRecentProgID(["MSXML2.FreeThreadedDOMDocument.4.0","MSXML2.FreeThreadedDOMDocument.3.0"])}
var converted=new ActiveXObject(_SARISSA_THREADEDDOM_PROGID);converted.loadXML(xslDoc.xml);this.template.stylesheet=converted;this.processor=this.template.createProcessor();this.paramsSet=new Array()};XSLTProcessor.prototype.transformToDocument=function(sourceDoc){this.processor.input=sourceDoc;var outDoc=new ActiveXObject(_SARISSA_DOM_PROGID);this.processor.output=outDoc;this.processor.transform();return outDoc};XSLTProcessor.prototype.transformToFragment=function(sourceDoc,ownerDocument){return this.transformToDocument(sourceDoc)};XSLTProcessor.prototype.setParameter=function(nsURI,name,value){if(nsURI){this.processor.addParameter(name,value,nsURI)}else{this.processor.addParameter(name,value)};if(!this.paramsSet[""+nsURI]){this.paramsSet[""+nsURI]=new Array()};this.paramsSet[""+nsURI][name]=value};XSLTProcessor.prototype.getParameter=function(nsURI,name){if(this.paramsSet[""+nsURI]&&this.paramsSet[""+nsURI][name])
return this.paramsSet[""+nsURI][name];else
return null}}
else{if(_SARISSA_HAS_DOM_CREATE_DOCUMENT){if(window.XMLDocument){XMLDocument.prototype.onreadystatechange=null;try{XMLDocument.prototype.readyState=0} catch(e){};XMLDocument.prototype.parseError=0;var _SARISSA_SYNC_NON_IMPLEMENTED=false;try{XMLDocument.prototype.async=true;_SARISSA_SYNC_NON_IMPLEMENTED=true}catch(e){};XMLDocument.prototype._sarissa_load=XMLDocument.prototype.load;XMLDocument.prototype.load=function(sURI){var oDoc=document.implementation.createDocument("","",null);Sarissa.copyChildNodes(this,oDoc);this.parseError=0;Sarissa.__setReadyState__(this,1);try{if(this.async==false&&_SARISSA_SYNC_NON_IMPLEMENTED){var tmp=new XMLHttpRequest();tmp.open("GET",sURI,false);tmp.send(null);Sarissa.__setReadyState__(this,2);Sarissa.copyChildNodes(tmp.responseXML,this);Sarissa.__setReadyState__(this,3)}
else{this._sarissa_load(sURI)}}
catch(objException){this.parseError=-1}
finally{if(this.async==false){Sarissa.__handleLoad__(this)}};return oDoc}};Sarissa.__handleLoad__=function(oDoc){if(!oDoc.documentElement||oDoc.documentElement.tagName=="parsererror")
oDoc.parseError=-1;Sarissa.__setReadyState__(oDoc,4)};_sarissa_XMLDocument_onload=function(){Sarissa.__handleLoad__(this)};Sarissa.__setReadyState__=function(oDoc,iReadyState){oDoc.readyState=iReadyState;if(oDoc.onreadystatechange!=null&&typeof oDoc.onreadystatechange=="function")
oDoc.onreadystatechange()};Sarissa.getDomDocument=function(sUri,sName){var oDoc=document.implementation.createDocument(sUri?sUri:"",sName?sName:"",null);oDoc.addEventListener("load",_sarissa_XMLDocument_onload,false);return oDoc}}};if(!window.DOMParser){DOMParser=function(){};DOMParser.prototype.parseFromString=function(sXml,contentType){var doc=Sarissa.getDomDocument();doc.loadXML(sXml);return doc}};if(!window.XMLHttpRequest&&window.ActiveXObject){XMLHttpRequest=function(){if(!_SARISSA_XMLHTTP_PROGID){_SARISSA_XMLHTTP_PROGID=Sarissa.pickRecentProgID(["Msxml2.XMLHTTP.4.0","MSXML2.XMLHTTP.3.0","MSXML2.XMLHTTP","Microsoft.XMLHTTP"])};return new ActiveXObject(_SARISSA_XMLHTTP_PROGID)}}
if(window.XMLHttpRequest){Sarissa.IS_ENABLED_XMLHTTP=true};if(!window.document.importNode&&_SARISSA_IS_IE){try{window.document.importNode=function(oNode,bChildren){var importNode=document.createElement("div");if(bChildren)
importNode.innerHTML=Sarissa.serialize(oNode);else
importNode.innerHTML=Sarissa.serialize(oNode.cloneNode(false));return importNode.firstChild}}catch(e){}};if(!Sarissa.getParseErrorText){Sarissa.getParseErrorText=function(oDoc){var parseErrorText=Sarissa.PARSED_OK;if(oDoc.parseError!=0){if(oDoc.documentElement.tagName=="parsererror"){parseErrorText=oDoc.documentElement.firstChild.data;parseErrorText+="\n"+oDoc.documentElement.firstChild.nextSibling.firstChild.data}
else if(oDoc.documentElement.tagName=="html"){parseErrorText=Sarissa.getText(oDoc.documentElement.getElementsByTagName("h1")[0],false)+"\n";parseErrorText+=Sarissa.getText(oDoc.documentElement.getElementsByTagName("body")[0],false)+"\n";parseErrorText+=Sarissa.getText(oDoc.documentElement.getElementsByTagName("pre")[0],false)}};return parseErrorText}};Sarissa.getText=function(oNode,deep){var s="";var nodes=oNode.childNodes;for(var i=0;i<nodes.length;i++){var node=nodes[i];var nodeType=node.nodeType;if(nodeType==Node.TEXT_NODE||nodeType==Node.CDATA_SECTION_NODE){s+=node.data}
else if(deep==true&&(nodeType==Node.ELEMENT_NODE||nodeType==Node.DOCUMENT_NODE||nodeType==Node.DOCUMENT_FRAGMENT_NODE)){s+=Sarissa.getText(node,true)}};return s};if(window.XMLSerializer){Sarissa.serialize=function(oDoc){return(new XMLSerializer()).serializeToString(oDoc)}}else{if((Sarissa.getDomDocument("","foo",null)).xml){Sarissa.serialize=function(oDoc){return oDoc.xml};XMLSerializer=function(){};XMLSerializer.prototype.serializeToString=function(oNode){return oNode.xml}}};Sarissa.stripTags=function(s){return s.replace(/<[^>]+>/g,"")};Sarissa.clearChildNodes=function(oNode){while(oNode.hasChildNodes()){oNode.removeChild(oNode.firstChild)}};Sarissa.copyChildNodes=function(nodeFrom,nodeTo,bPreserveExisting){if(!bPreserveExisting){Sarissa.clearChildNodes(nodeTo)};var ownerDoc=nodeTo.nodeType==Node.DOCUMENT_NODE?nodeTo:nodeTo.ownerDocument;var nodes=nodeFrom.childNodes;if(ownerDoc.importNode){for(var i=0;i<nodes.length;i++){nodeTo.appendChild(ownerDoc.importNode(nodes[i],true))}}
else{for(var i=0;i<nodes.length;i++){nodeTo.appendChild(nodes[i].cloneNode(true))}}};Sarissa.moveChildNodes=function(nodeFrom,nodeTo,bPreserveExisting){if(!bPreserveExisting){Sarissa.clearChildNodes(nodeTo)};var nodes=nodeFrom.childNodes;if(nodeFrom.ownerDocument==nodeTo.ownerDocument){nodeTo.appendChild(nodes[i])}else{var ownerDoc=nodeTo.nodeType==Node.DOCUMENT_NODE?nodeTo:nodeTo.ownerDocument;if(ownerDoc.importNode&&(!_SARISSA_IS_IE)){for(var i=0;i<nodes.length;i++){nodeTo.appendChild(ownerDoc.importNode(nodes[i],true))}}
else{for(var i=0;i<nodes.length;i++){nodeTo.appendChild(nodes[i].cloneNode(true))}};Sarissa.clearChildNodes(nodeFrom)}};Sarissa.xmlize=function(anyObject,objectName,indentSpace){indentSpace=indentSpace?indentSpace:'';var s=indentSpace+'<'+objectName+'>';var isLeaf=false;if(!(anyObject instanceof Object)||anyObject instanceof Number||anyObject instanceof String||anyObject instanceof Boolean||anyObject instanceof Date){s+=Sarissa.escape(""+anyObject);isLeaf=true}else{s+="\n";var itemKey='';var isArrayItem=anyObject instanceof Array;for(var name in anyObject){s+=Sarissa.xmlize(anyObject[name],(isArrayItem?"array-item key=\""+name+"\"":name),indentSpace+"   ")};s+=indentSpace};return s+=(objectName.indexOf(' ')!=-1?"</array-item>\n":"</"+objectName+">\n")};Sarissa.escape=function(sXml){return sXml.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g, "&quot;").replace(/'/g,"&apos;")};Sarissa.unescape=function(sXml){return sXml.replace(/&apos;/g,"'").replace(/&quot;/g,"\"").replace(/&gt;/g,">").replace(/&lt;/g,"<").replace(/&amp;/g,"&")};

/* - login.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/login.js?original=1
function cookiesEnabled(){var c="areYourCookiesEnabled=0";document.cookie=c;var dc=document.cookie;if(dc.indexOf(c)==-1) return 0;c="areYourCookiesEnabled=1";document.cookie=c;dc=document.cookie;if(dc.indexOf(c)==-1) return 0;document.cookie="areYourCookiesEnabled=; expires=Thu, 01-Jan-70 00:00:01 GMT";return 1}
function setLoginVars(user_name_id,alt_user_name_id,password_id,empty_password_id,js_enabled_id,cookies_enabled_id){if(js_enabled_id){el=document.getElementById(js_enabled_id);if(el){el.value=1}}
if(cookies_enabled_id){el=document.getElementById(cookies_enabled_id);if(el){el.value=cookiesEnabled()}}
if(user_name_id&&alt_user_name_id){user_name=document.getElementById(user_name_id)
alt_user_name=document.getElementById(alt_user_name_id)
if(user_name&&alt_user_name){alt_user_name.value=user_name.value}}
if(password_id&&empty_password_id){password=document.getElementById(password_id)
empty_password=document.getElementById(empty_password_id)
if(password&&empty_password){if(password.value.length==0){empty_password.value='1'} else{empty_password.value='0'}}}
return 1}
function showCookieMessage(msg_id){msg=document.getElementById(msg_id)
if(msg){if(cookiesEnabled()){msg.style.display='none'} else{msg.style.display='block'}}}
function showEnableCookiesMessage(){showCookieMessage('enable_cookies_message')}
registerPloneFunction(showEnableCookiesMessage);

/* - prototype-1.6.0.2.js - */
/*  Prototype JavaScript framework, version 1.6.0.2
 *  (c) 2005-2008 Sam Stephenson
 *
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *  For details, see the Prototype web site: http://www.prototypejs.org/
 *
 *--------------------------------------------------------------------------*/

var Prototype = {
  Version: '1.6.0.2',

  Browser: {
    IE:     !!(window.attachEvent && !window.opera),
    Opera:  !!window.opera,
    WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
    Gecko:  navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1,
    MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/)
  },

  BrowserFeatures: {
    XPath: !!document.evaluate,
    ElementExtensions: !!window.HTMLElement,
    SpecificElementExtensions:
      document.createElement('div').__proto__ &&
      document.createElement('div').__proto__ !==
        document.createElement('form').__proto__
  },

  ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
  JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,

  emptyFunction: function() { },
  K: function(x) { return x }
};

if (Prototype.Browser.MobileSafari)
  Prototype.BrowserFeatures.SpecificElementExtensions = false;


/* Based on Alex Arnell's inheritance implementation. */
var Class = {
  create: function() {
    var parent = null, properties = $A(arguments);
    if (Object.isFunction(properties[0]))
      parent = properties.shift();

    function klass() {
      this.initialize.apply(this, arguments);
    }

    Object.extend(klass, Class.Methods);
    klass.superclass = parent;
    klass.subclasses = [];

    if (parent) {
      var subclass = function() { };
      subclass.prototype = parent.prototype;
      klass.prototype = new subclass;
      parent.subclasses.push(klass);
    }

    for (var i = 0; i < properties.length; i++)
      klass.addMethods(properties[i]);

    if (!klass.prototype.initialize)
      klass.prototype.initialize = Prototype.emptyFunction;

    klass.prototype.constructor = klass;

    return klass;
  }
};

Class.Methods = {
  addMethods: function(source) {
    var ancestor   = this.superclass && this.superclass.prototype;
    var properties = Object.keys(source);

    if (!Object.keys({ toString: true }).length)
      properties.push("toString", "valueOf");

    for (var i = 0, length = properties.length; i < length; i++) {
      var property = properties[i], value = source[property];
      if (ancestor && Object.isFunction(value) &&
          value.argumentNames().first() == "$super") {
        var method = value, value = Object.extend((function(m) {
          return function() { return ancestor[m].apply(this, arguments) };
        })(property).wrap(method), {
          valueOf:  function() { return method },
          toString: function() { return method.toString() }
        });
      }
      this.prototype[property] = value;
    }

    return this;
  }
};

var Abstract = { };

Object.extend = function(destination, source) {
  for (var property in source)
    destination[property] = source[property];
  return destination;
};

Object.extend(Object, {
  inspect: function(object) {
    try {
      if (Object.isUndefined(object)) return 'undefined';
      if (object === null) return 'null';
      return object.inspect ? object.inspect() : String(object);
    } catch (e) {
      if (e instanceof RangeError) return '...';
      throw e;
    }
  },

  toJSON: function(object) {
    var type = typeof object;
    switch (type) {
      case 'undefined':
      case 'function':
      case 'unknown': return;
      case 'boolean': return object.toString();
    }

    if (object === null) return 'null';
    if (object.toJSON) return object.toJSON();
    if (Object.isElement(object)) return;

    var results = [];
    for (var property in object) {
      var value = Object.toJSON(object[property]);
      if (!Object.isUndefined(value))
        results.push(property.toJSON() + ': ' + value);
    }

    return '{' + results.join(', ') + '}';
  },

  toQueryString: function(object) {
    return $H(object).toQueryString();
  },

  toHTML: function(object) {
    return object && object.toHTML ? object.toHTML() : String.interpret(object);
  },

  keys: function(object) {
    var keys = [];
    for (var property in object)
      keys.push(property);
    return keys;
  },

  values: function(object) {
    var values = [];
    for (var property in object)
      values.push(object[property]);
    return values;
  },

  clone: function(object) {
    return Object.extend({ }, object);
  },

  isElement: function(object) {
    return object && object.nodeType == 1;
  },

  isArray: function(object) {
    return object != null && typeof object == "object" &&
      'splice' in object && 'join' in object;
  },

  isHash: function(object) {
    return object instanceof Hash;
  },

  isFunction: function(object) {
    return typeof object == "function";
  },

  isString: function(object) {
    return typeof object == "string";
  },

  isNumber: function(object) {
    return typeof object == "number";
  },

  isUndefined: function(object) {
    return typeof object == "undefined";
  }
});

Object.extend(Function.prototype, {
  argumentNames: function() {
    var names = this.toString().match(/^[\s\(]*function[^(]*\((.*?)\)/)[1].split(",").invoke("strip");
    return names.length == 1 && !names[0] ? [] : names;
  },

  bind: function() {
    if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
    var __method = this, args = $A(arguments), object = args.shift();
    return function() {
      return __method.apply(object, args.concat($A(arguments)));
    }
  },

  bindAsEventListener: function() {
    var __method = this, args = $A(arguments), object = args.shift();
    return function(event) {
      return __method.apply(object, [event || window.event].concat(args));
    }
  },

  curry: function() {
    if (!arguments.length) return this;
    var __method = this, args = $A(arguments);
    return function() {
      return __method.apply(this, args.concat($A(arguments)));
    }
  },

  delay: function() {
    var __method = this, args = $A(arguments), timeout = args.shift() * 1000;
    return window.setTimeout(function() {
      return __method.apply(__method, args);
    }, timeout);
  },

  wrap: function(wrapper) {
    var __method = this;
    return function() {
      return wrapper.apply(this, [__method.bind(this)].concat($A(arguments)));
    }
  },

  methodize: function() {
    if (this._methodized) return this._methodized;
    var __method = this;
    return this._methodized = function() {
      return __method.apply(null, [this].concat($A(arguments)));
    };
  }
});

Function.prototype.defer = Function.prototype.delay.curry(0.01);

Date.prototype.toJSON = function() {
  return '"' + this.getUTCFullYear() + '-' +
    (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
    this.getUTCDate().toPaddedString(2) + 'T' +
    this.getUTCHours().toPaddedString(2) + ':' +
    this.getUTCMinutes().toPaddedString(2) + ':' +
    this.getUTCSeconds().toPaddedString(2) + 'Z"';
};

var Try = {
  these: function() {
    var returnValue;

    for (var i = 0, length = arguments.length; i < length; i++) {
      var lambda = arguments[i];
      try {
        returnValue = lambda();
        break;
      } catch (e) { }
    }

    return returnValue;
  }
};

RegExp.prototype.match = RegExp.prototype.test;

RegExp.escape = function(str) {
  return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
};

/*--------------------------------------------------------------------------*/

var PeriodicalExecuter = Class.create({
  initialize: function(callback, frequency) {
    this.callback = callback;
    this.frequency = frequency;
    this.currentlyExecuting = false;

    this.registerCallback();
  },

  registerCallback: function() {
    this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
  },

  execute: function() {
    this.callback(this);
  },

  stop: function() {
    if (!this.timer) return;
    clearInterval(this.timer);
    this.timer = null;
  },

  onTimerEvent: function() {
    if (!this.currentlyExecuting) {
      try {
        this.currentlyExecuting = true;
        this.execute();
      } finally {
        this.currentlyExecuting = false;
      }
    }
  }
});
Object.extend(String, {
  interpret: function(value) {
    return value == null ? '' : String(value);
  },
  specialChar: {
    '\b': '\\b',
    '\t': '\\t',
    '\n': '\\n',
    '\f': '\\f',
    '\r': '\\r',
    '\\': '\\\\'
  }
});

Object.extend(String.prototype, {
  gsub: function(pattern, replacement) {
    var result = '', source = this, match;
    replacement = arguments.callee.prepareReplacement(replacement);

    while (source.length > 0) {
      if (match = source.match(pattern)) {
        result += source.slice(0, match.index);
        result += String.interpret(replacement(match));
        source  = source.slice(match.index + match[0].length);
      } else {
        result += source, source = '';
      }
    }
    return result;
  },

  sub: function(pattern, replacement, count) {
    replacement = this.gsub.prepareReplacement(replacement);
    count = Object.isUndefined(count) ? 1 : count;

    return this.gsub(pattern, function(match) {
      if (--count < 0) return match[0];
      return replacement(match);
    });
  },

  scan: function(pattern, iterator) {
    this.gsub(pattern, iterator);
    return String(this);
  },

  truncate: function(length, truncation) {
    length = length || 30;
    truncation = Object.isUndefined(truncation) ? '...' : truncation;
    return this.length > length ?
      this.slice(0, length - truncation.length) + truncation : String(this);
  },

  strip: function() {
    return this.replace(/^\s+/, '').replace(/\s+$/, '');
  },

  stripTags: function() {
    return this.replace(/<\/?[^>]+>/gi, '');
  },

  stripScripts: function() {
    return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
  },

  extractScripts: function() {
    var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
    var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
    return (this.match(matchAll) || []).map(function(scriptTag) {
      return (scriptTag.match(matchOne) || ['', ''])[1];
    });
  },

  evalScripts: function() {
    return this.extractScripts().map(function(script) { return eval(script) });
  },

  escapeHTML: function() {
    var self = arguments.callee;
    self.text.data = this;
    return self.div.innerHTML;
  },

  unescapeHTML: function() {
    var div = new Element('div');
    div.innerHTML = this.stripTags();
    return div.childNodes[0] ? (div.childNodes.length > 1 ?
      $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
      div.childNodes[0].nodeValue) : '';
  },

  toQueryParams: function(separator) {
    var match = this.strip().match(/([^?#]*)(#.*)?$/);
    if (!match) return { };

    return match[1].split(separator || '&').inject({ }, function(hash, pair) {
      if ((pair = pair.split('='))[0]) {
        var key = decodeURIComponent(pair.shift());
        var value = pair.length > 1 ? pair.join('=') : pair[0];
        if (value != undefined) value = decodeURIComponent(value);

        if (key in hash) {
          if (!Object.isArray(hash[key])) hash[key] = [hash[key]];
          hash[key].push(value);
        }
        else hash[key] = value;
      }
      return hash;
    });
  },

  toArray: function() {
    return this.split('');
  },

  succ: function() {
    return this.slice(0, this.length - 1) +
      String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
  },

  times: function(count) {
    return count < 1 ? '' : new Array(count + 1).join(this);
  },

  camelize: function() {
    var parts = this.split('-'), len = parts.length;
    if (len == 1) return parts[0];

    var camelized = this.charAt(0) == '-'
      ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
      : parts[0];

    for (var i = 1; i < len; i++)
      camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);

    return camelized;
  },

  capitalize: function() {
    return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
  },

  underscore: function() {
    return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
  },

  dasherize: function() {
    return this.gsub(/_/,'-');
  },

  inspect: function(useDoubleQuotes) {
    var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) {
      var character = String.specialChar[match[0]];
      return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16);
    });
    if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
    return "'" + escapedString.replace(/'/g, '\\\'') + "'";
  },

  toJSON: function() {
    return this.inspect(true);
  },

  unfilterJSON: function(filter) {
    return this.sub(filter || Prototype.JSONFilter, '#{1}');
  },

  isJSON: function() {
    var str = this;
    if (str.blank()) return false;
    str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
    return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
  },

  evalJSON: function(sanitize) {
    var json = this.unfilterJSON();
    try {
      if (!sanitize || json.isJSON()) return eval('(' + json + ')');
    } catch (e) { }
    throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
  },

  include: function(pattern) {
    return this.indexOf(pattern) > -1;
  },

  startsWith: function(pattern) {
    return this.indexOf(pattern) === 0;
  },

  endsWith: function(pattern) {
    var d = this.length - pattern.length;
    return d >= 0 && this.lastIndexOf(pattern) === d;
  },

  empty: function() {
    return this == '';
  },

  blank: function() {
    return /^\s*$/.test(this);
  },

  interpolate: function(object, pattern) {
    return new Template(this, pattern).evaluate(object);
  }
});

if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
  escapeHTML: function() {
    return this.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
  },
  unescapeHTML: function() {
    return this.replace(/&amp;/g,'&').replace(/&lt;/g,'<').replace(/&gt;/g,'>');
  }
});

String.prototype.gsub.prepareReplacement = function(replacement) {
  if (Object.isFunction(replacement)) return replacement;
  var template = new Template(replacement);
  return function(match) { return template.evaluate(match) };
};

String.prototype.parseQuery = String.prototype.toQueryParams;

Object.extend(String.prototype.escapeHTML, {
  div:  document.createElement('div'),
  text: document.createTextNode('')
});

with (String.prototype.escapeHTML) div.appendChild(text);

var Template = Class.create({
  initialize: function(template, pattern) {
    this.template = template.toString();
    this.pattern = pattern || Template.Pattern;
  },

  evaluate: function(object) {
    if (Object.isFunction(object.toTemplateReplacements))
      object = object.toTemplateReplacements();

    return this.template.gsub(this.pattern, function(match) {
      if (object == null) return '';

      var before = match[1] || '';
      if (before == '\\') return match[2];

      var ctx = object, expr = match[3];
      var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
      match = pattern.exec(expr);
      if (match == null) return before;

      while (match != null) {
        var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1];
        ctx = ctx[comp];
        if (null == ctx || '' == match[3]) break;
        expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
        match = pattern.exec(expr);
      }

      return before + String.interpret(ctx);
    });
  }
});
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;

var $break = { };

var Enumerable = {
  each: function(iterator, context) {
    var index = 0;
    iterator = iterator.bind(context);
    try {
      this._each(function(value) {
        iterator(value, index++);
      });
    } catch (e) {
      if (e != $break) throw e;
    }
    return this;
  },

  eachSlice: function(number, iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var index = -number, slices = [], array = this.toArray();
    while ((index += number) < array.length)
      slices.push(array.slice(index, index+number));
    return slices.collect(iterator, context);
  },

  all: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result = true;
    this.each(function(value, index) {
      result = result && !!iterator(value, index);
      if (!result) throw $break;
    });
    return result;
  },

  any: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result = false;
    this.each(function(value, index) {
      if (result = !!iterator(value, index))
        throw $break;
    });
    return result;
  },

  collect: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var results = [];
    this.each(function(value, index) {
      results.push(iterator(value, index));
    });
    return results;
  },

  detect: function(iterator, context) {
    iterator = iterator.bind(context);
    var result;
    this.each(function(value, index) {
      if (iterator(value, index)) {
        result = value;
        throw $break;
      }
    });
    return result;
  },

  findAll: function(iterator, context) {
    iterator = iterator.bind(context);
    var results = [];
    this.each(function(value, index) {
      if (iterator(value, index))
        results.push(value);
    });
    return results;
  },

  grep: function(filter, iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var results = [];

    if (Object.isString(filter))
      filter = new RegExp(filter);

    this.each(function(value, index) {
      if (filter.match(value))
        results.push(iterator(value, index));
    });
    return results;
  },

  include: function(object) {
    if (Object.isFunction(this.indexOf))
      if (this.indexOf(object) != -1) return true;

    var found = false;
    this.each(function(value) {
      if (value == object) {
        found = true;
        throw $break;
      }
    });
    return found;
  },

  inGroupsOf: function(number, fillWith) {
    fillWith = Object.isUndefined(fillWith) ? null : fillWith;
    return this.eachSlice(number, function(slice) {
      while(slice.length < number) slice.push(fillWith);
      return slice;
    });
  },

  inject: function(memo, iterator, context) {
    iterator = iterator.bind(context);
    this.each(function(value, index) {
      memo = iterator(memo, value, index);
    });
    return memo;
  },

  invoke: function(method) {
    var args = $A(arguments).slice(1);
    return this.map(function(value) {
      return value[method].apply(value, args);
    });
  },

  max: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result;
    this.each(function(value, index) {
      value = iterator(value, index);
      if (result == null || value >= result)
        result = value;
    });
    return result;
  },

  min: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var result;
    this.each(function(value, index) {
      value = iterator(value, index);
      if (result == null || value < result)
        result = value;
    });
    return result;
  },

  partition: function(iterator, context) {
    iterator = iterator ? iterator.bind(context) : Prototype.K;
    var trues = [], falses = [];
    this.each(function(value, index) {
      (iterator(value, index) ?
        trues : falses).push(value);
    });
    return [trues, falses];
  },

  pluck: function(property) {
    var results = [];
    this.each(function(value) {
      results.push(value[property]);
    });
    return results;
  },

  reject: function(iterator, context) {
    iterator = iterator.bind(context);
    var results = [];
    this.each(function(value, index) {
      if (!iterator(value, index))
        results.push(value);
    });
    return results;
  },

  sortBy: function(iterator, context) {
    iterator = iterator.bind(context);
    return this.map(function(value, index) {
      return {value: value, criteria: iterator(value, index)};
    }).sort(function(left, right) {
      var a = left.criteria, b = right.criteria;
      return a < b ? -1 : a > b ? 1 : 0;
    }).pluck('value');
  },

  toArray: function() {
    return this.map();
  },

  zip: function() {
    var iterator = Prototype.K, args = $A(arguments);
    if (Object.isFunction(args.last()))
      iterator = args.pop();

    var collections = [this].concat(args).map($A);
    return this.map(function(value, index) {
      return iterator(collections.pluck(index));
    });
  },

  size: function() {
    return this.toArray().length;
  },

  inspect: function() {
    return '#<Enumerable:' + this.toArray().inspect() + '>';
  }
};

Object.extend(Enumerable, {
  map:     Enumerable.collect,
  find:    Enumerable.detect,
  select:  Enumerable.findAll,
  filter:  Enumerable.findAll,
  member:  Enumerable.include,
  entries: Enumerable.toArray,
  every:   Enumerable.all,
  some:    Enumerable.any
});
function $A(iterable) {
  if (!iterable) return [];
  if (iterable.toArray) return iterable.toArray();
  var length = iterable.length || 0, results = new Array(length);
  while (length--) results[length] = iterable[length];
  return results;
}

if (Prototype.Browser.WebKit) {
  $A = function(iterable) {
    if (!iterable) return [];
    if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') &&
        iterable.toArray) return iterable.toArray();
    var length = iterable.length || 0, results = new Array(length);
    while (length--) results[length] = iterable[length];
    return results;
  };
}

Array.from = $A;

Object.extend(Array.prototype, Enumerable);

if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse;

Object.extend(Array.prototype, {
  _each: function(iterator) {
    for (var i = 0, length = this.length; i < length; i++)
      iterator(this[i]);
  },

  clear: function() {
    this.length = 0;
    return this;
  },

  first: function() {
    return this[0];
  },

  last: function() {
    return this[this.length - 1];
  },

  compact: function() {
    return this.select(function(value) {
      return value != null;
    });
  },

  flatten: function() {
    return this.inject([], function(array, value) {
      return array.concat(Object.isArray(value) ?
        value.flatten() : [value]);
    });
  },

  without: function() {
    var values = $A(arguments);
    return this.select(function(value) {
      return !values.include(value);
    });
  },

  reverse: function(inline) {
    return (inline !== false ? this : this.toArray())._reverse();
  },

  reduce: function() {
    return this.length > 1 ? this : this[0];
  },

  uniq: function(sorted) {
    return this.inject([], function(array, value, index) {
      if (0 == index || (sorted ? array.last() != value : !array.include(value)))
        array.push(value);
      return array;
    });
  },

  intersect: function(array) {
    return this.uniq().findAll(function(item) {
      return array.detect(function(value) { return item === value });
    });
  },

  clone: function() {
    return [].concat(this);
  },

  size: function() {
    return this.length;
  },

  inspect: function() {
    return '[' + this.map(Object.inspect).join(', ') + ']';
  },

  toJSON: function() {
    var results = [];
    this.each(function(object) {
      var value = Object.toJSON(object);
      if (!Object.isUndefined(value)) results.push(value);
    });
    return '[' + results.join(', ') + ']';
  }
});

// use native browser JS 1.6 implementation if available
if (Object.isFunction(Array.prototype.forEach))
  Array.prototype._each = Array.prototype.forEach;

if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) {
  i || (i = 0);
  var length = this.length;
  if (i < 0) i = length + i;
  for (; i < length; i++)
    if (this[i] === item) return i;
  return -1;
};

if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) {
  i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
  var n = this.slice(0, i).reverse().indexOf(item);
  return (n < 0) ? n : i - n - 1;
};

Array.prototype.toArray = Array.prototype.clone;

function $w(string) {
  if (!Object.isString(string)) return [];
  string = string.strip();
  return string ? string.split(/\s+/) : [];
}

if (Prototype.Browser.Opera){
  Array.prototype.concat = function() {
    var array = [];
    for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
    for (var i = 0, length = arguments.length; i < length; i++) {
      if (Object.isArray(arguments[i])) {
        for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
          array.push(arguments[i][j]);
      } else {
        array.push(arguments[i]);
      }
    }
    return array;
  };
}
Object.extend(Number.prototype, {
  toColorPart: function() {
    return this.toPaddedString(2, 16);
  },

  succ: function() {
    return this + 1;
  },

  times: function(iterator) {
    $R(0, this, true).each(iterator);
    return this;
  },

  toPaddedString: function(length, radix) {
    var string = this.toString(radix || 10);
    return '0'.times(length - string.length) + string;
  },

  toJSON: function() {
    return isFinite(this) ? this.toString() : 'null';
  }
});

$w('abs round ceil floor').each(function(method){
  Number.prototype[method] = Math[method].methodize();
});
function $H(object) {
  return new Hash(object);
};

var Hash = Class.create(Enumerable, (function() {

  function toQueryPair(key, value) {
    if (Object.isUndefined(value)) return key;
    return key + '=' + encodeURIComponent(String.interpret(value));
  }

  return {
    initialize: function(object) {
      this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
    },

    _each: function(iterator) {
      for (var key in this._object) {
        var value = this._object[key], pair = [key, value];
        pair.key = key;
        pair.value = value;
        iterator(pair);
      }
    },

    set: function(key, value) {
      return this._object[key] = value;
    },

    get: function(key) {
      return this._object[key];
    },

    unset: function(key) {
      var value = this._object[key];
      delete this._object[key];
      return value;
    },

    toObject: function() {
      return Object.clone(this._object);
    },

    keys: function() {
      return this.pluck('key');
    },

    values: function() {
      return this.pluck('value');
    },

    index: function(value) {
      var match = this.detect(function(pair) {
        return pair.value === value;
      });
      return match && match.key;
    },

    merge: function(object) {
      return this.clone().update(object);
    },

    update: function(object) {
      return new Hash(object).inject(this, function(result, pair) {
        result.set(pair.key, pair.value);
        return result;
      });
    },

    toQueryString: function() {
      return this.map(function(pair) {
        var key = encodeURIComponent(pair.key), values = pair.value;

        if (values && typeof values == 'object') {
          if (Object.isArray(values))
            return values.map(toQueryPair.curry(key)).join('&');
        }
        return toQueryPair(key, values);
      }).join('&');
    },

    inspect: function() {
      return '#<Hash:{' + this.map(function(pair) {
        return pair.map(Object.inspect).join(': ');
      }).join(', ') + '}>';
    },

    toJSON: function() {
      return Object.toJSON(this.toObject());
    },

    clone: function() {
      return new Hash(this);
    }
  }
})());

Hash.prototype.toTemplateReplacements = Hash.prototype.toObject;
Hash.from = $H;
var ObjectRange = Class.create(Enumerable, {
  initialize: function(start, end, exclusive) {
    this.start = start;
    this.end = end;
    this.exclusive = exclusive;
  },

  _each: function(iterator) {
    var value = this.start;
    while (this.include(value)) {
      iterator(value);
      value = value.succ();
    }
  },

  include: function(value) {
    if (value < this.start)
      return false;
    if (this.exclusive)
      return value < this.end;
    return value <= this.end;
  }
});

var $R = function(start, end, exclusive) {
  return new ObjectRange(start, end, exclusive);
};

var Ajax = {
  getTransport: function() {
    return Try.these(
      function() {return new XMLHttpRequest()},
      function() {return new ActiveXObject('Msxml2.XMLHTTP')},
      function() {return new ActiveXObject('Microsoft.XMLHTTP')}
    ) || false;
  },

  activeRequestCount: 0
};

Ajax.Responders = {
  responders: [],

  _each: function(iterator) {
    this.responders._each(iterator);
  },

  register: function(responder) {
    if (!this.include(responder))
      this.responders.push(responder);
  },

  unregister: function(responder) {
    this.responders = this.responders.without(responder);
  },

  dispatch: function(callback, request, transport, json) {
    this.each(function(responder) {
      if (Object.isFunction(responder[callback])) {
        try {
          responder[callback].apply(responder, [request, transport, json]);
        } catch (e) { }
      }
    });
  }
};

Object.extend(Ajax.Responders, Enumerable);

Ajax.Responders.register({
  onCreate:   function() { Ajax.activeRequestCount++ },
  onComplete: function() { Ajax.activeRequestCount-- }
});

Ajax.Base = Class.create({
  initialize: function(options) {
    this.options = {
      method:       'post',
      asynchronous: true,
      contentType:  'application/x-www-form-urlencoded',
      encoding:     'UTF-8',
      parameters:   '',
      evalJSON:     true,
      evalJS:       true
    };
    Object.extend(this.options, options || { });

    this.options.method = this.options.method.toLowerCase();

    if (Object.isString(this.options.parameters))
      this.options.parameters = this.options.parameters.toQueryParams();
    else if (Object.isHash(this.options.parameters))
      this.options.parameters = this.options.parameters.toObject();
  }
});

Ajax.Request = Class.create(Ajax.Base, {
  _complete: false,

  initialize: function($super, url, options) {
    $super(options);
    this.transport = Ajax.getTransport();
    this.request(url);
  },

  request: function(url) {
    this.url = url;
    this.method = this.options.method;
    var params = Object.clone(this.options.parameters);

    if (!['get', 'post'].include(this.method)) {
      // simulate other verbs over post
      params['_method'] = this.method;
      this.method = 'post';
    }

    this.parameters = params;

    if (params = Object.toQueryString(params)) {
      // when GET, append parameters to URL
      if (this.method == 'get')
        this.url += (this.url.include('?') ? '&' : '?') + params;
      else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
        params += '&_=';
    }

    try {
      var response = new Ajax.Response(this);
      if (this.options.onCreate) this.options.onCreate(response);
      Ajax.Responders.dispatch('onCreate', this, response);

      this.transport.open(this.method.toUpperCase(), this.url,
        this.options.asynchronous);

      if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);

      this.transport.onreadystatechange = this.onStateChange.bind(this);
      this.setRequestHeaders();

      this.body = this.method == 'post' ? (this.options.postBody || params) : null;
      this.transport.send(this.body);

      /* Force Firefox to handle ready state 4 for synchronous requests */
      if (!this.options.asynchronous && this.transport.overrideMimeType)
        this.onStateChange();

    }
    catch (e) {
      this.dispatchException(e);
    }
  },

  onStateChange: function() {
    var readyState = this.transport.readyState;
    if (readyState > 1 && !((readyState == 4) && this._complete))
      this.respondToReadyState(this.transport.readyState);
  },

  setRequestHeaders: function() {
    var headers = {
      'X-Requested-With': 'XMLHttpRequest',
      'X-Prototype-Version': Prototype.Version,
      'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
    };

    if (this.method == 'post') {
      headers['Content-type'] = this.options.contentType +
        (this.options.encoding ? '; charset=' + this.options.encoding : '');

      /* Force "Connection: close" for older Mozilla browsers to work
       * around a bug where XMLHttpRequest sends an incorrect
       * Content-length header. See Mozilla Bugzilla #246651.
       */
      if (this.transport.overrideMimeType &&
          (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
            headers['Connection'] = 'close';
    }

    // user-defined headers
    if (typeof this.options.requestHeaders == 'object') {
      var extras = this.options.requestHeaders;

      if (Object.isFunction(extras.push))
        for (var i = 0, length = extras.length; i < length; i += 2)
          headers[extras[i]] = extras[i+1];
      else
        $H(extras).each(function(pair) { headers[pair.key] = pair.value });
    }

    for (var name in headers)
      this.transport.setRequestHeader(name, headers[name]);
  },

  success: function() {
    var status = this.getStatus();
    return !status || (status >= 200 && status < 300);
  },

  getStatus: function() {
    try {
      return this.transport.status || 0;
    } catch (e) { return 0 }
  },

  respondToReadyState: function(readyState) {
    var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);

    if (state == 'Complete') {
      try {
        this._complete = true;
        (this.options['on' + response.status]
         || this.options['on' + (this.success() ? 'Success' : 'Failure')]
         || Prototype.emptyFunction)(response, response.headerJSON);
      } catch (e) {
        this.dispatchException(e);
      }

      var contentType = response.getHeader('Content-type');
      if (this.options.evalJS == 'force'
          || (this.options.evalJS && this.isSameOrigin() && contentType
          && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
        this.evalResponse();
    }

    try {
      (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
      Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
    } catch (e) {
      this.dispatchException(e);
    }

    if (state == 'Complete') {
      // avoid memory leak in MSIE: clean up
      this.transport.onreadystatechange = Prototype.emptyFunction;
    }
  },

  isSameOrigin: function() {
    var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
    return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
      protocol: location.protocol,
      domain: document.domain,
      port: location.port ? ':' + location.port : ''
    }));
  },

  getHeader: function(name) {
    try {
      return this.transport.getResponseHeader(name) || null;
    } catch (e) { return null }
  },

  evalResponse: function() {
    try {
      return eval((this.transport.responseText || '').unfilterJSON());
    } catch (e) {
      this.dispatchException(e);
    }
  },

  dispatchException: function(exception) {
    (this.options.onException || Prototype.emptyFunction)(this, exception);
    Ajax.Responders.dispatch('onException', this, exception);
  }
});

Ajax.Request.Events =
  ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];

Ajax.Response = Class.create({
  initialize: function(request){
    this.request = request;
    var transport  = this.transport  = request.transport,
        readyState = this.readyState = transport.readyState;

    if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
      this.status       = this.getStatus();
      this.statusText   = this.getStatusText();
      this.responseText = String.interpret(transport.responseText);
      this.headerJSON   = this._getHeaderJSON();
    }

    if(readyState == 4) {
      var xml = transport.responseXML;
      this.responseXML  = Object.isUndefined(xml) ? null : xml;
      this.responseJSON = this._getResponseJSON();
    }
  },

  status:      0,
  statusText: '',

  getStatus: Ajax.Request.prototype.getStatus,

  getStatusText: function() {
    try {
      return this.transport.statusText || '';
    } catch (e) { return '' }
  },

  getHeader: Ajax.Request.prototype.getHeader,

  getAllHeaders: function() {
    try {
      return this.getAllResponseHeaders();
    } catch (e) { return null }
  },

  getResponseHeader: function(name) {
    return this.transport.getResponseHeader(name);
  },

  getAllResponseHeaders: function() {
    return this.transport.getAllResponseHeaders();
  },

  _getHeaderJSON: function() {
    var json = this.getHeader('X-JSON');
    if (!json) return null;
    json = decodeURIComponent(escape(json));
    try {
      return json.evalJSON(this.request.options.sanitizeJSON ||
        !this.request.isSameOrigin());
    } catch (e) {
      this.request.dispatchException(e);
    }
  },

  _getResponseJSON: function() {
    var options = this.request.options;
    if (!options.evalJSON || (options.evalJSON != 'force' &&
      !(this.getHeader('Content-type') || '').include('application/json')) ||
        this.responseText.blank())
          return null;
    try {
      return this.responseText.evalJSON(options.sanitizeJSON ||
        !this.request.isSameOrigin());
    } catch (e) {
      this.request.dispatchException(e);
    }
  }
});

Ajax.Updater = Class.create(Ajax.Request, {
  initialize: function($super, container, url, options) {
    this.container = {
      success: (container.success || container),
      failure: (container.failure || (container.success ? null : container))
    };

    options = Object.clone(options);
    var onComplete = options.onComplete;
    options.onComplete = (function(response, json) {
      this.updateContent(response.responseText);
      if (Object.isFunction(onComplete)) onComplete(response, json);
    }).bind(this);

    $super(url, options);
  },

  updateContent: function(responseText) {
    var receiver = this.container[this.success() ? 'success' : 'failure'],
        options = this.options;

    if (!options.evalScripts) responseText = responseText.stripScripts();

    if (receiver = $(receiver)) {
      if (options.insertion) {
        if (Object.isString(options.insertion)) {
          var insertion = { }; insertion[options.insertion] = responseText;
          receiver.insert(insertion);
        }
        else options.insertion(receiver, responseText);
      }
      else receiver.update(responseText);
    }
  }
});

Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
  initialize: function($super, container, url, options) {
    $super(options);
    this.onComplete = this.options.onComplete;

    this.frequency = (this.options.frequency || 2);
    this.decay = (this.options.decay || 1);

    this.updater = { };
    this.container = container;
    this.url = url;

    this.start();
  },

  start: function() {
    this.options.onComplete = this.updateComplete.bind(this);
    this.onTimerEvent();
  },

  stop: function() {
    this.updater.options.onComplete = undefined;
    clearTimeout(this.timer);
    (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
  },

  updateComplete: function(response) {
    if (this.options.decay) {
      this.decay = (response.responseText == this.lastText ?
        this.decay * this.options.decay : 1);

      this.lastText = response.responseText;
    }
    this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
  },

  onTimerEvent: function() {
    this.updater = new Ajax.Updater(this.container, this.url, this.options);
  }
});
function $(element) {
  if (arguments.length > 1) {
    for (var i = 0, elements = [], length = arguments.length; i < length; i++)
      elements.push($(arguments[i]));
    return elements;
  }
  if (Object.isString(element))
    element = document.getElementById(element);
  return Element.extend(element);
}

if (Prototype.BrowserFeatures.XPath) {
  document._getElementsByXPath = function(expression, parentElement) {
    var results = [];
    var query = document.evaluate(expression, $(parentElement) || document,
      null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
    for (var i = 0, length = query.snapshotLength; i < length; i++)
      results.push(Element.extend(query.snapshotItem(i)));
    return results;
  };
}

/*--------------------------------------------------------------------------*/

if (!window.Node) var Node = { };

if (!Node.ELEMENT_NODE) {
  // DOM level 2 ECMAScript Language Binding
  Object.extend(Node, {
    ELEMENT_NODE: 1,
    ATTRIBUTE_NODE: 2,
    TEXT_NODE: 3,
    CDATA_SECTION_NODE: 4,
    ENTITY_REFERENCE_NODE: 5,
    ENTITY_NODE: 6,
    PROCESSING_INSTRUCTION_NODE: 7,
    COMMENT_NODE: 8,
    DOCUMENT_NODE: 9,
    DOCUMENT_TYPE_NODE: 10,
    DOCUMENT_FRAGMENT_NODE: 11,
    NOTATION_NODE: 12
  });
}

(function() {
  var element = this.Element;
  this.Element = function(tagName, attributes) {
    attributes = attributes || { };
    tagName = tagName.toLowerCase();
    var cache = Element.cache;
    if (Prototype.Browser.IE && attributes.name) {
      tagName = '<' + tagName + ' name="' + attributes.name + '">';
      delete attributes.name;
      return Element.writeAttribute(document.createElement(tagName), attributes);
    }
    if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
    return Element.writeAttribute(cache[tagName].cloneNode(false), attributes);
  };
  Object.extend(this.Element, element || { });
}).call(window);

Element.cache = { };

Element.Methods = {
  visible: function(element) {
    return $(element).style.display != 'none';
  },

  toggle: function(element) {
    element = $(element);
    Element[Element.visible(element) ? 'hide' : 'show'](element);
    return element;
  },

  hide: function(element) {
    $(element).style.display = 'none';
    return element;
  },

  show: function(element) {
    $(element).style.display = '';
    return element;
  },

  remove: function(element) {
    element = $(element);
    element.parentNode.removeChild(element);
    return element;
  },

  update: function(element, content) {
    element = $(element);
    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) return element.update().insert(content);
    content = Object.toHTML(content);
    element.innerHTML = content.stripScripts();
    content.evalScripts.bind(content).defer();
    return element;
  },

  replace: function(element, content) {
    element = $(element);
    if (content && content.toElement) content = content.toElement();
    else if (!Object.isElement(content)) {
      content = Object.toHTML(content);
      var range = element.ownerDocument.createRange();
      range.selectNode(element);
      content.evalScripts.bind(content).defer();
      content = range.createContextualFragment(content.stripScripts());
    }
    element.parentNode.replaceChild(content, element);
    return element;
  },

  insert: function(element, insertions) {
    element = $(element);

    if (Object.isString(insertions) || Object.isNumber(insertions) ||
        Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
          insertions = {bottom:insertions};

    var content, insert, tagName, childNodes;

    for (var position in insertions) {
      content  = insertions[position];
      position = position.toLowerCase();
      insert = Element._insertionTranslations[position];

      if (content && content.toElement) content = content.toElement();
      if (Object.isElement(content)) {
        insert(element, content);
        continue;
      }

      content = Object.toHTML(content);

      tagName = ((position == 'before' || position == 'after')
        ? element.parentNode : element).tagName.toUpperCase();

      childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());

      if (position == 'top' || position == 'after') childNodes.reverse();
      childNodes.each(insert.curry(element));

      content.evalScripts.bind(content).defer();
    }

    return element;
  },

  wrap: function(element, wrapper, attributes) {
    element = $(element);
    if (Object.isElement(wrapper))
      $(wrapper).writeAttribute(attributes || { });
    else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
    else wrapper = new Element('div', wrapper);
    if (element.parentNode)
      element.parentNode.replaceChild(wrapper, element);
    wrapper.appendChild(element);
    return wrapper;
  },

  inspect: function(element) {
    element = $(element);
    var result = '<' + element.tagName.toLowerCase();
    $H({'id': 'id', 'className': 'class'}).each(function(pair) {
      var property = pair.first(), attribute = pair.last();
      var value = (element[property] || '').toString();
      if (value) result += ' ' + attribute + '=' + value.inspect(true);
    });
    return result + '>';
  },

  recursivelyCollect: function(element, property) {
    element = $(element);
    var elements = [];
    while (element = element[property])
      if (element.nodeType == 1)
        elements.push(Element.extend(element));
    return elements;
  },

  ancestors: function(element) {
    return $(element).recursivelyCollect('parentNode');
  },

  descendants: function(element) {
    return $(element).select("*");
  },

  firstDescendant: function(element) {
    element = $(element).firstChild;
    while (element && element.nodeType != 1) element = element.nextSibling;
    return $(element);
  },

  immediateDescendants: function(element) {
    if (!(element = $(element).firstChild)) return [];
    while (element && element.nodeType != 1) element = element.nextSibling;
    if (element) return [element].concat($(element).nextSiblings());
    return [];
  },

  previousSiblings: function(element) {
    return $(element).recursivelyCollect('previousSibling');
  },

  nextSiblings: function(element) {
    return $(element).recursivelyCollect('nextSibling');
  },

  siblings: function(element) {
    element = $(element);
    return element.previousSiblings().reverse().concat(element.nextSiblings());
  },

  match: function(element, selector) {
    if (Object.isString(selector))
      selector = new Selector(selector);
    return selector.match($(element));
  },

  up: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(element.parentNode);
    var ancestors = element.ancestors();
    return Object.isNumber(expression) ? ancestors[expression] :
      Selector.findElement(ancestors, expression, index);
  },

  down: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return element.firstDescendant();
    return Object.isNumber(expression) ? element.descendants()[expression] :
      element.select(expression)[index || 0];
  },

  previous: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
    var previousSiblings = element.previousSiblings();
    return Object.isNumber(expression) ? previousSiblings[expression] :
      Selector.findElement(previousSiblings, expression, index);
  },

  next: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
    var nextSiblings = element.nextSiblings();
    return Object.isNumber(expression) ? nextSiblings[expression] :
      Selector.findElement(nextSiblings, expression, index);
  },

  select: function() {
    var args = $A(arguments), element = $(args.shift());
    return Selector.findChildElements(element, args);
  },

  adjacent: function() {
    var args = $A(arguments), element = $(args.shift());
    return Selector.findChildElements(element.parentNode, args).without(element);
  },

  identify: function(element) {
    element = $(element);
    var id = element.readAttribute('id'), self = arguments.callee;
    if (id) return id;
    do { id = 'anonymous_element_' + self.counter++ } while ($(id));
    element.writeAttribute('id', id);
    return id;
  },

  readAttribute: function(element, name) {
    element = $(element);
    if (Prototype.Browser.IE) {
      var t = Element._attributeTranslations.read;
      if (t.values[name]) return t.values[name](element, name);
      if (t.names[name]) name = t.names[name];
      if (name.include(':')) {
        return (!element.attributes || !element.attributes[name]) ? null :
         element.attributes[name].value;
      }
    }
    return element.getAttribute(name);
  },

  writeAttribute: function(element, name, value) {
    element = $(element);
    var attributes = { }, t = Element._attributeTranslations.write;

    if (typeof name == 'object') attributes = name;
    else attributes[name] = Object.isUndefined(value) ? true : value;

    for (var attr in attributes) {
      name = t.names[attr] || attr;
      value = attributes[attr];
      if (t.values[attr]) name = t.values[attr](element, value);
      if (value === false || value === null)
        element.removeAttribute(name);
      else if (value === true)
        element.setAttribute(name, name);
      else element.setAttribute(name, value);
    }
    return element;
  },

  getHeight: function(element) {
    return $(element).getDimensions().height;
  },

  getWidth: function(element) {
    return $(element).getDimensions().width;
  },

  classNames: function(element) {
    return new Element.ClassNames(element);
  },

  hasClassName: function(element, className) {
    if (!(element = $(element))) return;
    var elementClassName = element.className;
    return (elementClassName.length > 0 && (elementClassName == className ||
      new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
  },

  addClassName: function(element, className) {
    if (!(element = $(element))) return;
    if (!element.hasClassName(className))
      element.className += (element.className ? ' ' : '') + className;
    return element;
  },

  removeClassName: function(element, className) {
    if (!(element = $(element))) return;
    element.className = element.className.replace(
      new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip();
    return element;
  },

  toggleClassName: function(element, className) {
    if (!(element = $(element))) return;
    return element[element.hasClassName(className) ?
      'removeClassName' : 'addClassName'](className);
  },

  // removes whitespace-only text node children
  cleanWhitespace: function(element) {
    element = $(element);
    var node = element.firstChild;
    while (node) {
      var nextNode = node.nextSibling;
      if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
        element.removeChild(node);
      node = nextNode;
    }
    return element;
  },

  empty: function(element) {
    return $(element).innerHTML.blank();
  },

  descendantOf: function(element, ancestor) {
    element = $(element), ancestor = $(ancestor);
    var originalAncestor = ancestor;

    if (element.compareDocumentPosition)
      return (element.compareDocumentPosition(ancestor) & 8) === 8;

    if (element.sourceIndex && !Prototype.Browser.Opera) {
      var e = element.sourceIndex, a = ancestor.sourceIndex,
       nextAncestor = ancestor.nextSibling;
      if (!nextAncestor) {
        do { ancestor = ancestor.parentNode; }
        while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode);
      }
      if (nextAncestor && nextAncestor.sourceIndex)
       return (e > a && e < nextAncestor.sourceIndex);
    }

    while (element = element.parentNode)
      if (element == originalAncestor) return true;
    return false;
  },

  scrollTo: function(element) {
    element = $(element);
    var pos = element.cumulativeOffset();
    window.scrollTo(pos[0], pos[1]);
    return element;
  },

  getStyle: function(element, style) {
    element = $(element);
    style = style == 'float' ? 'cssFloat' : style.camelize();
    var value = element.style[style];
    if (!value) {
      var css = document.defaultView.getComputedStyle(element, null);
      value = css ? css[style] : null;
    }
    if (style == 'opacity') return value ? parseFloat(value) : 1.0;
    return value == 'auto' ? null : value;
  },

  getOpacity: function(element) {
    return $(element).getStyle('opacity');
  },

  setStyle: function(element, styles) {
    element = $(element);
    var elementStyle = element.style, match;
    if (Object.isString(styles)) {
      element.style.cssText += ';' + styles;
      return styles.include('opacity') ?
        element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element;
    }
    for (var property in styles)
      if (property == 'opacity') element.setOpacity(styles[property]);
      else
        elementStyle[(property == 'float' || property == 'cssFloat') ?
          (Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') :
            property] = styles[property];

    return element;
  },

  setOpacity: function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1 || value === '') ? '' :
      (value < 0.00001) ? 0 : value;
    return element;
  },

  getDimensions: function(element) {
    element = $(element);
    var display = $(element).getStyle('display');
    if (display != 'none' && display != null) // Safari bug
      return {width: element.offsetWidth, height: element.offsetHeight};

    // All *Width and *Height properties give 0 on elements with display none,
    // so enable the element temporarily
    var els = element.style;
    var originalVisibility = els.visibility;
    var originalPosition = els.position;
    var originalDisplay = els.display;
    els.visibility = 'hidden';
    els.position = 'absolute';
    els.display = 'block';
    var originalWidth = element.clientWidth;
    var originalHeight = element.clientHeight;
    els.display = originalDisplay;
    els.position = originalPosition;
    els.visibility = originalVisibility;
    return {width: originalWidth, height: originalHeight};
  },

  makePositioned: function(element) {
    element = $(element);
    var pos = Element.getStyle(element, 'position');
    if (pos == 'static' || !pos) {
      element._madePositioned = true;
      element.style.position = 'relative';
      // Opera returns the offset relative to the positioning context, when an
      // element is position relative but top and left have not been defined
      if (window.opera) {
        element.style.top = 0;
        element.style.left = 0;
      }
    }
    return element;
  },

  undoPositioned: function(element) {
    element = $(element);
    if (element._madePositioned) {
      element._madePositioned = undefined;
      element.style.position =
        element.style.top =
        element.style.left =
        element.style.bottom =
        element.style.right = '';
    }
    return element;
  },

  makeClipping: function(element) {
    element = $(element);
    if (element._overflow) return element;
    element._overflow = Element.getStyle(element, 'overflow') || 'auto';
    if (element._overflow !== 'hidden')
      element.style.overflow = 'hidden';
    return element;
  },

  undoClipping: function(element) {
    element = $(element);
    if (!element._overflow) return element;
    element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
    element._overflow = null;
    return element;
  },

  cumulativeOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      element = element.offsetParent;
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  positionedOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      element = element.offsetParent;
      if (element) {
        if (element.tagName == 'BODY') break;
        var p = Element.getStyle(element, 'position');
        if (p !== 'static') break;
      }
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  absolutize: function(element) {
    element = $(element);
    if (element.getStyle('position') == 'absolute') return;
    // Position.prepare(); // To be done manually by Scripty when it needs it.

    var offsets = element.positionedOffset();
    var top     = offsets[1];
    var left    = offsets[0];
    var width   = element.clientWidth;
    var height  = element.clientHeight;

    element._originalLeft   = left - parseFloat(element.style.left  || 0);
    element._originalTop    = top  - parseFloat(element.style.top || 0);
    element._originalWidth  = element.style.width;
    element._originalHeight = element.style.height;

    element.style.position = 'absolute';
    element.style.top    = top + 'px';
    element.style.left   = left + 'px';
    element.style.width  = width + 'px';
    element.style.height = height + 'px';
    return element;
  },

  relativize: function(element) {
    element = $(element);
    if (element.getStyle('position') == 'relative') return;
    // Position.prepare(); // To be done manually by Scripty when it needs it.

    element.style.position = 'relative';
    var top  = parseFloat(element.style.top  || 0) - (element._originalTop || 0);
    var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);

    element.style.top    = top + 'px';
    element.style.left   = left + 'px';
    element.style.height = element._originalHeight;
    element.style.width  = element._originalWidth;
    return element;
  },

  cumulativeScrollOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.scrollTop  || 0;
      valueL += element.scrollLeft || 0;
      element = element.parentNode;
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  getOffsetParent: function(element) {
    if (element.offsetParent) return $(element.offsetParent);
    if (element == document.body) return $(element);

    while ((element = element.parentNode) && element != document.body)
      if (Element.getStyle(element, 'position') != 'static')
        return $(element);

    return $(document.body);
  },

  viewportOffset: function(forElement) {
    var valueT = 0, valueL = 0;

    var element = forElement;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;

      // Safari fix
      if (element.offsetParent == document.body &&
        Element.getStyle(element, 'position') == 'absolute') break;

    } while (element = element.offsetParent);

    element = forElement;
    do {
      if (!Prototype.Browser.Opera || element.tagName == 'BODY') {
        valueT -= element.scrollTop  || 0;
        valueL -= element.scrollLeft || 0;
      }
    } while (element = element.parentNode);

    return Element._returnOffset(valueL, valueT);
  },

  clonePosition: function(element, source) {
    var options = Object.extend({
      setLeft:    true,
      setTop:     true,
      setWidth:   true,
      setHeight:  true,
      offsetTop:  0,
      offsetLeft: 0
    }, arguments[2] || { });

    // find page position of source
    source = $(source);
    var p = source.viewportOffset();

    // find coordinate system to use
    element = $(element);
    var delta = [0, 0];
    var parent = null;
    // delta [0,0] will do fine with position: fixed elements,
    // position:absolute needs offsetParent deltas
    if (Element.getStyle(element, 'position') == 'absolute') {
      parent = element.getOffsetParent();
      delta = parent.viewportOffset();
    }

    // correct by body offsets (fixes Safari)
    if (parent == document.body) {
      delta[0] -= document.body.offsetLeft;
      delta[1] -= document.body.offsetTop;
    }

    // set position
    if (options.setLeft)   element.style.left  = (p[0] - delta[0] + options.offsetLeft) + 'px';
    if (options.setTop)    element.style.top   = (p[1] - delta[1] + options.offsetTop) + 'px';
    if (options.setWidth)  element.style.width = source.offsetWidth + 'px';
    if (options.setHeight) element.style.height = source.offsetHeight + 'px';
    return element;
  }
};

Element.Methods.identify.counter = 1;

Object.extend(Element.Methods, {
  getElementsBySelector: Element.Methods.select,
  childElements: Element.Methods.immediateDescendants
});

Element._attributeTranslations = {
  write: {
    names: {
      className: 'class',
      htmlFor:   'for'
    },
    values: { }
  }
};

if (Prototype.Browser.Opera) {
  Element.Methods.getStyle = Element.Methods.getStyle.wrap(
    function(proceed, element, style) {
      switch (style) {
        case 'left': case 'top': case 'right': case 'bottom':
          if (proceed(element, 'position') === 'static') return null;
        case 'height': case 'width':
          // returns '0px' for hidden elements; we want it to return null
          if (!Element.visible(element)) return null;

          // returns the border-box dimensions rather than the content-box
          // dimensions, so we subtract padding and borders from the value
          var dim = parseInt(proceed(element, style), 10);

          if (dim !== element['offset' + style.capitalize()])
            return dim + 'px';

          var properties;
          if (style === 'height') {
            properties = ['border-top-width', 'padding-top',
             'padding-bottom', 'border-bottom-width'];
          }
          else {
            properties = ['border-left-width', 'padding-left',
             'padding-right', 'border-right-width'];
          }
          return properties.inject(dim, function(memo, property) {
            var val = proceed(element, property);
            return val === null ? memo : memo - parseInt(val, 10);
          }) + 'px';
        default: return proceed(element, style);
      }
    }
  );

  Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
    function(proceed, element, attribute) {
      if (attribute === 'title') return element.title;
      return proceed(element, attribute);
    }
  );
}

else if (Prototype.Browser.IE) {
  // IE doesn't report offsets correctly for static elements, so we change them
  // to "relative" to get the values, then change them back.
  Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
    function(proceed, element) {
      element = $(element);
      var position = element.getStyle('position');
      if (position !== 'static') return proceed(element);
      element.setStyle({ position: 'relative' });
      var value = proceed(element);
      element.setStyle({ position: position });
      return value;
    }
  );

  $w('positionedOffset viewportOffset').each(function(method) {
    Element.Methods[method] = Element.Methods[method].wrap(
      function(proceed, element) {
        element = $(element);
        var position = element.getStyle('position');
        if (position !== 'static') return proceed(element);
        // Trigger hasLayout on the offset parent so that IE6 reports
        // accurate offsetTop and offsetLeft values for position: fixed.
        var offsetParent = element.getOffsetParent();
        if (offsetParent && offsetParent.getStyle('position') === 'fixed')
          offsetParent.setStyle({ zoom: 1 });
        element.setStyle({ position: 'relative' });
        var value = proceed(element);
        element.setStyle({ position: position });
        return value;
      }
    );
  });

  Element.Methods.getStyle = function(element, style) {
    element = $(element);
    style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
    var value = element.style[style];
    if (!value && element.currentStyle) value = element.currentStyle[style];

    if (style == 'opacity') {
      if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
        if (value[1]) return parseFloat(value[1]) / 100;
      return 1.0;
    }

    if (value == 'auto') {
      if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
        return element['offset' + style.capitalize()] + 'px';
      return null;
    }
    return value;
  };

  Element.Methods.setOpacity = function(element, value) {
    function stripAlpha(filter){
      return filter.replace(/alpha\([^\)]*\)/gi,'');
    }
    element = $(element);
    var currentStyle = element.currentStyle;
    if ((currentStyle && !currentStyle.hasLayout) ||
      (!currentStyle && element.style.zoom == 'normal'))
        element.style.zoom = 1;

    var filter = element.getStyle('filter'), style = element.style;
    if (value == 1 || value === '') {
      (filter = stripAlpha(filter)) ?
        style.filter = filter : style.removeAttribute('filter');
      return element;
    } else if (value < 0.00001) value = 0;
    style.filter = stripAlpha(filter) +
      'alpha(opacity=' + (value * 100) + ')';
    return element;
  };

  Element._attributeTranslations = {
    read: {
      names: {
        'class': 'className',
        'for':   'htmlFor'
      },
      values: {
        _getAttr: function(element, attribute) {
          return element.getAttribute(attribute, 2);
        },
        _getAttrNode: function(element, attribute) {
          var node = element.getAttributeNode(attribute);
          return node ? node.value : "";
        },
        _getEv: function(element, attribute) {
          attribute = element.getAttribute(attribute);
          return attribute ? attribute.toString().slice(23, -2) : null;
        },
        _flag: function(element, attribute) {
          return $(element).hasAttribute(attribute) ? attribute : null;
        },
        style: function(element) {
          return element.style.cssText.toLowerCase();
        },
        title: function(element) {
          return element.title;
        }
      }
    }
  };

  Element._attributeTranslations.write = {
    names: Object.extend({
      cellpadding: 'cellPadding',
      cellspacing: 'cellSpacing'
    }, Element._attributeTranslations.read.names),
    values: {
      checked: function(element, value) {
        element.checked = !!value;
      },

      style: function(element, value) {
        element.style.cssText = value ? value : '';
      }
    }
  };

  Element._attributeTranslations.has = {};

  $w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' +
      'encType maxLength readOnly longDesc').each(function(attr) {
    Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
    Element._attributeTranslations.has[attr.toLowerCase()] = attr;
  });

  (function(v) {
    Object.extend(v, {
      href:        v._getAttr,
      src:         v._getAttr,
      type:        v._getAttr,
      action:      v._getAttrNode,
      disabled:    v._flag,
      checked:     v._flag,
      readonly:    v._flag,
      multiple:    v._flag,
      onload:      v._getEv,
      onunload:    v._getEv,
      onclick:     v._getEv,
      ondblclick:  v._getEv,
      onmousedown: v._getEv,
      onmouseup:   v._getEv,
      onmouseover: v._getEv,
      onmousemove: v._getEv,
      onmouseout:  v._getEv,
      onfocus:     v._getEv,
      onblur:      v._getEv,
      onkeypress:  v._getEv,
      onkeydown:   v._getEv,
      onkeyup:     v._getEv,
      onsubmit:    v._getEv,
      onreset:     v._getEv,
      onselect:    v._getEv,
      onchange:    v._getEv
    });
  })(Element._attributeTranslations.read.values);
}

else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) {
  Element.Methods.setOpacity = function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1) ? 0.999999 :
      (value === '') ? '' : (value < 0.00001) ? 0 : value;
    return element;
  };
}

else if (Prototype.Browser.WebKit) {
  Element.Methods.setOpacity = function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1 || value === '') ? '' :
      (value < 0.00001) ? 0 : value;

    if (value == 1)
      if(element.tagName == 'IMG' && element.width) {
        element.width++; element.width--;
      } else try {
        var n = document.createTextNode(' ');
        element.appendChild(n);
        element.removeChild(n);
      } catch (e) { }

    return element;
  };

  // Safari returns margins on body which is incorrect if the child is absolutely
  // positioned.  For performance reasons, redefine Element#cumulativeOffset for
  // KHTML/WebKit only.
  Element.Methods.cumulativeOffset = function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      if (element.offsetParent == document.body)
        if (Element.getStyle(element, 'position') == 'absolute') break;

      element = element.offsetParent;
    } while (element);

    return Element._returnOffset(valueL, valueT);
  };
}

if (Prototype.Browser.IE || Prototype.Browser.Opera) {
  // IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements
  Element.Methods.update = function(element, content) {
    element = $(element);

    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) return element.update().insert(content);

    content = Object.toHTML(content);
    var tagName = element.tagName.toUpperCase();

    if (tagName in Element._insertionTranslations.tags) {
      $A(element.childNodes).each(function(node) { element.removeChild(node) });
      Element._getContentFromAnonymousElement(tagName, content.stripScripts())
        .each(function(node) { element.appendChild(node) });
    }
    else element.innerHTML = content.stripScripts();

    content.evalScripts.bind(content).defer();
    return element;
  };
}

if ('outerHTML' in document.createElement('div')) {
  Element.Methods.replace = function(element, content) {
    element = $(element);

    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) {
      element.parentNode.replaceChild(content, element);
      return element;
    }

    content = Object.toHTML(content);
    var parent = element.parentNode, tagName = parent.tagName.toUpperCase();

    if (Element._insertionTranslations.tags[tagName]) {
      var nextSibling = element.next();
      var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
      parent.removeChild(element);
      if (nextSibling)
        fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
      else
        fragments.each(function(node) { parent.appendChild(node) });
    }
    else element.outerHTML = content.stripScripts();

    content.evalScripts.bind(content).defer();
    return element;
  };
}

Element._returnOffset = function(l, t) {
  var result = [l, t];
  result.left = l;
  result.top = t;
  return result;
};

Element._getContentFromAnonymousElement = function(tagName, html) {
  var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
  if (t) {
    div.innerHTML = t[0] + html + t[1];
    t[2].times(function() { div = div.firstChild });
  } else div.innerHTML = html;
  return $A(div.childNodes);
};

Element._insertionTranslations = {
  before: function(element, node) {
    element.parentNode.insertBefore(node, element);
  },
  top: function(element, node) {
    element.insertBefore(node, element.firstChild);
  },
  bottom: function(element, node) {
    element.appendChild(node);
  },
  after: function(element, node) {
    element.parentNode.insertBefore(node, element.nextSibling);
  },
  tags: {
    TABLE:  ['<table>',                '</table>',                   1],
    TBODY:  ['<table><tbody>',         '</tbody></table>',           2],
    TR:     ['<table><tbody><tr>',     '</tr></tbody></table>',      3],
    TD:     ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
    SELECT: ['<select>',               '</select>',                  1]
  }
};

(function() {
  Object.extend(this.tags, {
    THEAD: this.tags.TBODY,
    TFOOT: this.tags.TBODY,
    TH:    this.tags.TD
  });
}).call(Element._insertionTranslations);

Element.Methods.Simulated = {
  hasAttribute: function(element, attribute) {
    attribute = Element._attributeTranslations.has[attribute] || attribute;
    var node = $(element).getAttributeNode(attribute);
    return node && node.specified;
  }
};

Element.Methods.ByTag = { };

Object.extend(Element, Element.Methods);

if (!Prototype.BrowserFeatures.ElementExtensions &&
    document.createElement('div').__proto__) {
  window.HTMLElement = { };
  window.HTMLElement.prototype = document.createElement('div').__proto__;
  Prototype.BrowserFeatures.ElementExtensions = true;
}

Element.extend = (function() {
  if (Prototype.BrowserFeatures.SpecificElementExtensions)
    return Prototype.K;

  var Methods = { }, ByTag = Element.Methods.ByTag;

  var extend = Object.extend(function(element) {
    if (!element || element._extendedByPrototype ||
        element.nodeType != 1 || element == window) return element;

    var methods = Object.clone(Methods),
      tagName = element.tagName, property, value;

    // extend methods for specific tags
    if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);

    for (property in methods) {
      value = methods[property];
      if (Object.isFunction(value) && !(property in element))
        element[property] = value.methodize();
    }

    element._extendedByPrototype = Prototype.emptyFunction;
    return element;

  }, {
    refresh: function() {
      // extend methods for all tags (Safari doesn't need this)
      if (!Prototype.BrowserFeatures.ElementExtensions) {
        Object.extend(Methods, Element.Methods);
        Object.extend(Methods, Element.Methods.Simulated);
      }
    }
  });

  extend.refresh();
  return extend;
})();

Element.hasAttribute = function(element, attribute) {
  if (element.hasAttribute) return element.hasAttribute(attribute);
  return Element.Methods.Simulated.hasAttribute(element, attribute);
};

Element.addMethods = function(methods) {
  var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;

  if (!methods) {
    Object.extend(Form, Form.Methods);
    Object.extend(Form.Element, Form.Element.Methods);
    Object.extend(Element.Methods.ByTag, {
      "FORM":     Object.clone(Form.Methods),
      "INPUT":    Object.clone(Form.Element.Methods),
      "SELECT":   Object.clone(Form.Element.Methods),
      "TEXTAREA": Object.clone(Form.Element.Methods)
    });
  }

  if (arguments.length == 2) {
    var tagName = methods;
    methods = arguments[1];
  }

  if (!tagName) Object.extend(Element.Methods, methods || { });
  else {
    if (Object.isArray(tagName)) tagName.each(extend);
    else extend(tagName);
  }

  function extend(tagName) {
    tagName = tagName.toUpperCase();
    if (!Element.Methods.ByTag[tagName])
      Element.Methods.ByTag[tagName] = { };
    Object.extend(Element.Methods.ByTag[tagName], methods);
  }

  function copy(methods, destination, onlyIfAbsent) {
    onlyIfAbsent = onlyIfAbsent || false;
    for (var property in methods) {
      var value = methods[property];
      if (!Object.isFunction(value)) continue;
      if (!onlyIfAbsent || !(property in destination))
        destination[property] = value.methodize();
    }
  }

  function findDOMClass(tagName) {
    var klass;
    var trans = {
      "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
      "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
      "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
      "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
      "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
      "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
      "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
      "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
      "FrameSet", "IFRAME": "IFrame"
    };
    if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
    if (window[klass]) return window[klass];
    klass = 'HTML' + tagName + 'Element';
    if (window[klass]) return window[klass];
    klass = 'HTML' + tagName.capitalize() + 'Element';
    if (window[klass]) return window[klass];

    window[klass] = { };
    window[klass].prototype = document.createElement(tagName).__proto__;
    return window[klass];
  }

  if (F.ElementExtensions) {
    copy(Element.Methods, HTMLElement.prototype);
    copy(Element.Methods.Simulated, HTMLElement.prototype, true);
  }

  if (F.SpecificElementExtensions) {
    for (var tag in Element.Methods.ByTag) {
      var klass = findDOMClass(tag);
      if (Object.isUndefined(klass)) continue;
      copy(T[tag], klass.prototype);
    }
  }

  Object.extend(Element, Element.Methods);
  delete Element.ByTag;

  if (Element.extend.refresh) Element.extend.refresh();
  Element.cache = { };
};

document.viewport = {
  getDimensions: function() {
    var dimensions = { };
    var B = Prototype.Browser;
    $w('width height').each(function(d) {
      var D = d.capitalize();
      dimensions[d] = (B.WebKit && !document.evaluate) ? self['inner' + D] :
        (B.Opera) ? document.body['client' + D] : document.documentElement['client' + D];
    });
    return dimensions;
  },

  getWidth: function() {
    return this.getDimensions().width;
  },

  getHeight: function() {
    return this.getDimensions().height;
  },

  getScrollOffsets: function() {
    return Element._returnOffset(
      window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
      window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
  }
};
/* Portions of the Selector class are derived from Jack Slocum’s DomQuery,
 * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
 * license.  Please see http://www.yui-ext.com/ for more information. */

var Selector = Class.create({
  initialize: function(expression) {
    this.expression = expression.strip();
    this.compileMatcher();
  },

  shouldUseXPath: function() {
    if (!Prototype.BrowserFeatures.XPath) return false;

    var e = this.expression;

    // Safari 3 chokes on :*-of-type and :empty
    if (Prototype.Browser.WebKit &&
     (e.include("-of-type") || e.include(":empty")))
      return false;

    // XPath can't do namespaced attributes, nor can it read
    // the "checked" property from DOM nodes
    if ((/(\[[\w-]*?:|:checked)/).test(this.expression))
      return false;

    return true;
  },

  compileMatcher: function() {
    if (this.shouldUseXPath())
      return this.compileXPathMatcher();

    var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
        c = Selector.criteria, le, p, m;

    if (Selector._cache[e]) {
      this.matcher = Selector._cache[e];
      return;
    }

    this.matcher = ["this.matcher = function(root) {",
                    "var r = root, h = Selector.handlers, c = false, n;"];

    while (e && le != e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        p = ps[i];
        if (m = e.match(p)) {
          this.matcher.push(Object.isFunction(c[i]) ? c[i](m) :
    	      new Template(c[i]).evaluate(m));
          e = e.replace(m[0], '');
          break;
        }
      }
    }

    this.matcher.push("return h.unique(n);\n}");
    eval(this.matcher.join('\n'));
    Selector._cache[this.expression] = this.matcher;
  },

  compileXPathMatcher: function() {
    var e = this.expression, ps = Selector.patterns,
        x = Selector.xpath, le, m;

    if (Selector._cache[e]) {
      this.xpath = Selector._cache[e]; return;
    }

    this.matcher = ['.//*'];
    while (e && le != e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        if (m = e.match(ps[i])) {
          this.matcher.push(Object.isFunction(x[i]) ? x[i](m) :
            new Template(x[i]).evaluate(m));
          e = e.replace(m[0], '');
          break;
        }
      }
    }

    this.xpath = this.matcher.join('');
    Selector._cache[this.expression] = this.xpath;
  },

  findElements: function(root) {
    root = root || document;
    if (this.xpath) return document._getElementsByXPath(this.xpath, root);
    return this.matcher(root);
  },

  match: function(element) {
    this.tokens = [];

    var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
    var le, p, m;

    while (e && le !== e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        p = ps[i];
        if (m = e.match(p)) {
          // use the Selector.assertions methods unless the selector
          // is too complex.
          if (as[i]) {
            this.tokens.push([i, Object.clone(m)]);
            e = e.replace(m[0], '');
          } else {
            // reluctantly do a document-wide search
            // and look for a match in the array
            return this.findElements(document).include(element);
          }
        }
      }
    }

    var match = true, name, matches;
    for (var i = 0, token; token = this.tokens[i]; i++) {
      name = token[0], matches = token[1];
      if (!Selector.assertions[name](element, matches)) {
        match = false; break;
      }
    }

    return match;
  },

  toString: function() {
    return this.expression;
  },

  inspect: function() {
    return "#<Selector:" + this.expression.inspect() + ">";
  }
});

Object.extend(Selector, {
  _cache: { },

  xpath: {
    descendant:   "//*",
    child:        "/*",
    adjacent:     "/following-sibling::*[1]",
    laterSibling: '/following-sibling::*',
    tagName:      function(m) {
      if (m[1] == '*') return '';
      return "[local-name()='" + m[1].toLowerCase() +
             "' or local-name()='" + m[1].toUpperCase() + "']";
    },
    className:    "[contains(concat(' ', @class, ' '), ' #{1} ')]",
    id:           "[@id='#{1}']",
    attrPresence: function(m) {
      m[1] = m[1].toLowerCase();
      return new Template("[@#{1}]").evaluate(m);
    },
    attr: function(m) {
      m[1] = m[1].toLowerCase();
      m[3] = m[5] || m[6];
      return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
    },
    pseudo: function(m) {
      var h = Selector.xpath.pseudos[m[1]];
      if (!h) return '';
      if (Object.isFunction(h)) return h(m);
      return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
    },
    operators: {
      '=':  "[@#{1}='#{3}']",
      '!=': "[@#{1}!='#{3}']",
      '^=': "[starts-with(@#{1}, '#{3}')]",
      '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
      '*=': "[contains(@#{1}, '#{3}')]",
      '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
      '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
    },
    pseudos: {
      'first-child': '[not(preceding-sibling::*)]',
      'last-child':  '[not(following-sibling::*)]',
      'only-child':  '[not(preceding-sibling::* or following-sibling::*)]',
      'empty':       "[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]",
      'checked':     "[@checked]",
      'disabled':    "[@disabled]",
      'enabled':     "[not(@disabled)]",
      'not': function(m) {
        var e = m[6], p = Selector.patterns,
            x = Selector.xpath, le, v;

        var exclusion = [];
        while (e && le != e && (/\S/).test(e)) {
          le = e;
          for (var i in p) {
            if (m = e.match(p[i])) {
              v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m);
              exclusion.push("(" + v.substring(1, v.length - 1) + ")");
              e = e.replace(m[0], '');
              break;
            }
          }
        }
        return "[not(" + exclusion.join(" and ") + ")]";
      },
      'nth-child':      function(m) {
        return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m);
      },
      'nth-last-child': function(m) {
        return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m);
      },
      'nth-of-type':    function(m) {
        return Selector.xpath.pseudos.nth("position() ", m);
      },
      'nth-last-of-type': function(m) {
        return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m);
      },
      'first-of-type':  function(m) {
        m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m);
      },
      'last-of-type':   function(m) {
        m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m);
      },
      'only-of-type':   function(m) {
        var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m);
      },
      nth: function(fragment, m) {
        var mm, formula = m[6], predicate;
        if (formula == 'even') formula = '2n+0';
        if (formula == 'odd')  formula = '2n+1';
        if (mm = formula.match(/^(\d+)$/)) // digit only
          return '[' + fragment + "= " + mm[1] + ']';
        if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
          if (mm[1] == "-") mm[1] = -1;
          var a = mm[1] ? Number(mm[1]) : 1;
          var b = mm[2] ? Number(mm[2]) : 0;
          predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
          "((#{fragment} - #{b}) div #{a} >= 0)]";
          return new Template(predicate).evaluate({
            fragment: fragment, a: a, b: b });
        }
      }
    }
  },

  criteria: {
    tagName:      'n = h.tagName(n, r, "#{1}", c);      c = false;',
    className:    'n = h.className(n, r, "#{1}", c);    c = false;',
    id:           'n = h.id(n, r, "#{1}", c);           c = false;',
    attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;',
    attr: function(m) {
      m[3] = (m[5] || m[6]);
      return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m);
    },
    pseudo: function(m) {
      if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
      return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
    },
    descendant:   'c = "descendant";',
    child:        'c = "child";',
    adjacent:     'c = "adjacent";',
    laterSibling: 'c = "laterSibling";'
  },

  patterns: {
    // combinators must be listed first
    // (and descendant needs to be last combinator)
    laterSibling: /^\s*~\s*/,
    child:        /^\s*>\s*/,
    adjacent:     /^\s*\+\s*/,
    descendant:   /^\s/,

    // selectors follow
    tagName:      /^\s*(\*|[\w\-]+)(\b|$)?/,
    id:           /^#([\w\-\*]+)(\b|$)/,
    className:    /^\.([\w\-\*]+)(\b|$)/,
    pseudo:
/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/,
    attrPresence: /^\[([\w]+)\]/,
    attr:         /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/
  },

  // for Selector.match and Element#match
  assertions: {
    tagName: function(element, matches) {
      return matches[1].toUpperCase() == element.tagName.toUpperCase();
    },

    className: function(element, matches) {
      return Element.hasClassName(element, matches[1]);
    },

    id: function(element, matches) {
      return element.id === matches[1];
    },

    attrPresence: function(element, matches) {
      return Element.hasAttribute(element, matches[1]);
    },

    attr: function(element, matches) {
      var nodeValue = Element.readAttribute(element, matches[1]);
      return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
    }
  },

  handlers: {
    // UTILITY FUNCTIONS
    // joins two collections
    concat: function(a, b) {
      for (var i = 0, node; node = b[i]; i++)
        a.push(node);
      return a;
    },

    // marks an array of nodes for counting
    mark: function(nodes) {
      var _true = Prototype.emptyFunction;
      for (var i = 0, node; node = nodes[i]; i++)
        node._countedByPrototype = _true;
      return nodes;
    },

    unmark: function(nodes) {
      for (var i = 0, node; node = nodes[i]; i++)
        node._countedByPrototype = undefined;
      return nodes;
    },

    // mark each child node with its position (for nth calls)
    // "ofType" flag indicates whether we're indexing for nth-of-type
    // rather than nth-child
    index: function(parentNode, reverse, ofType) {
      parentNode._countedByPrototype = Prototype.emptyFunction;
      if (reverse) {
        for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
          var node = nodes[i];
          if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
        }
      } else {
        for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
          if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
      }
    },

    // filters out duplicates and extends all nodes
    unique: function(nodes) {
      if (nodes.length == 0) return nodes;
      var results = [], n;
      for (var i = 0, l = nodes.length; i < l; i++)
        if (!(n = nodes[i])._countedByPrototype) {
          n._countedByPrototype = Prototype.emptyFunction;
          results.push(Element.extend(n));
        }
      return Selector.handlers.unmark(results);
    },

    // COMBINATOR FUNCTIONS
    descendant: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        h.concat(results, node.getElementsByTagName('*'));
      return results;
    },

    child: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        for (var j = 0, child; child = node.childNodes[j]; j++)
          if (child.nodeType == 1 && child.tagName != '!') results.push(child);
      }
      return results;
    },

    adjacent: function(nodes) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        var next = this.nextElementSibling(node);
        if (next) results.push(next);
      }
      return results;
    },

    laterSibling: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        h.concat(results, Element.nextSiblings(node));
      return results;
    },

    nextElementSibling: function(node) {
      while (node = node.nextSibling)
	      if (node.nodeType == 1) return node;
      return null;
    },

    previousElementSibling: function(node) {
      while (node = node.previousSibling)
        if (node.nodeType == 1) return node;
      return null;
    },

    // TOKEN FUNCTIONS
    tagName: function(nodes, root, tagName, combinator) {
      var uTagName = tagName.toUpperCase();
      var results = [], h = Selector.handlers;
      if (nodes) {
        if (combinator) {
          // fastlane for ordinary descendant combinators
          if (combinator == "descendant") {
            for (var i = 0, node; node = nodes[i]; i++)
              h.concat(results, node.getElementsByTagName(tagName));
            return results;
          } else nodes = this[combinator](nodes);
          if (tagName == "*") return nodes;
        }
        for (var i = 0, node; node = nodes[i]; i++)
          if (node.tagName.toUpperCase() === uTagName) results.push(node);
        return results;
      } else return root.getElementsByTagName(tagName);
    },

    id: function(nodes, root, id, combinator) {
      var targetNode = $(id), h = Selector.handlers;
      if (!targetNode) return [];
      if (!nodes && root == document) return [targetNode];
      if (nodes) {
        if (combinator) {
          if (combinator == 'child') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (targetNode.parentNode == node) return [targetNode];
          } else if (combinator == 'descendant') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (Element.descendantOf(targetNode, node)) return [targetNode];
          } else if (combinator == 'adjacent') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (Selector.handlers.previousElementSibling(targetNode) == node)
                return [targetNode];
          } else nodes = h[combinator](nodes);
        }
        for (var i = 0, node; node = nodes[i]; i++)
          if (node == targetNode) return [targetNode];
        return [];
      }
      return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
    },

    className: function(nodes, root, className, combinator) {
      if (nodes && combinator) nodes = this[combinator](nodes);
      return Selector.handlers.byClassName(nodes, root, className);
    },

    byClassName: function(nodes, root, className) {
      if (!nodes) nodes = Selector.handlers.descendant([root]);
      var needle = ' ' + className + ' ';
      for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
        nodeClassName = node.className;
        if (nodeClassName.length == 0) continue;
        if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
          results.push(node);
      }
      return results;
    },

    attrPresence: function(nodes, root, attr, combinator) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      if (nodes && combinator) nodes = this[combinator](nodes);
      var results = [];
      for (var i = 0, node; node = nodes[i]; i++)
        if (Element.hasAttribute(node, attr)) results.push(node);
      return results;
    },

    attr: function(nodes, root, attr, value, operator, combinator) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      if (nodes && combinator) nodes = this[combinator](nodes);
      var handler = Selector.operators[operator], results = [];
      for (var i = 0, node; node = nodes[i]; i++) {
        var nodeValue = Element.readAttribute(node, attr);
        if (nodeValue === null) continue;
        if (handler(nodeValue, value)) results.push(node);
      }
      return results;
    },

    pseudo: function(nodes, name, value, root, combinator) {
      if (nodes && combinator) nodes = this[combinator](nodes);
      if (!nodes) nodes = root.getElementsByTagName("*");
      return Selector.pseudos[name](nodes, value, root);
    }
  },

  pseudos: {
    'first-child': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        if (Selector.handlers.previousElementSibling(node)) continue;
          results.push(node);
      }
      return results;
    },
    'last-child': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        if (Selector.handlers.nextElementSibling(node)) continue;
          results.push(node);
      }
      return results;
    },
    'only-child': function(nodes, value, root) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
          results.push(node);
      return results;
    },
    'nth-child':        function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root);
    },
    'nth-last-child':   function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, true);
    },
    'nth-of-type':      function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, false, true);
    },
    'nth-last-of-type': function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, true, true);
    },
    'first-of-type':    function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, "1", root, false, true);
    },
    'last-of-type':     function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, "1", root, true, true);
    },
    'only-of-type':     function(nodes, formula, root) {
      var p = Selector.pseudos;
      return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
    },

    // handles the an+b logic
    getIndices: function(a, b, total) {
      if (a == 0) return b > 0 ? [b] : [];
      return $R(1, total).inject([], function(memo, i) {
        if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
        return memo;
      });
    },

    // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
    nth: function(nodes, formula, root, reverse, ofType) {
      if (nodes.length == 0) return [];
      if (formula == 'even') formula = '2n+0';
      if (formula == 'odd')  formula = '2n+1';
      var h = Selector.handlers, results = [], indexed = [], m;
      h.mark(nodes);
      for (var i = 0, node; node = nodes[i]; i++) {
        if (!node.parentNode._countedByPrototype) {
          h.index(node.parentNode, reverse, ofType);
          indexed.push(node.parentNode);
        }
      }
      if (formula.match(/^\d+$/)) { // just a number
        formula = Number(formula);
        for (var i = 0, node; node = nodes[i]; i++)
          if (node.nodeIndex == formula) results.push(node);
      } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
        if (m[1] == "-") m[1] = -1;
        var a = m[1] ? Number(m[1]) : 1;
        var b = m[2] ? Number(m[2]) : 0;
        var indices = Selector.pseudos.getIndices(a, b, nodes.length);
        for (var i = 0, node, l = indices.length; node = nodes[i]; i++) {
          for (var j = 0; j < l; j++)
            if (node.nodeIndex == indices[j]) results.push(node);
        }
      }
      h.unmark(nodes);
      h.unmark(indexed);
      return results;
    },

    'empty': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        // IE treats comments as element nodes
        if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/))) continue;
        results.push(node);
      }
      return results;
    },

    'not': function(nodes, selector, root) {
      var h = Selector.handlers, selectorType, m;
      var exclusions = new Selector(selector).findElements(root);
      h.mark(exclusions);
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!node._countedByPrototype) results.push(node);
      h.unmark(exclusions);
      return results;
    },

    'enabled': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!node.disabled) results.push(node);
      return results;
    },

    'disabled': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (node.disabled) results.push(node);
      return results;
    },

    'checked': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (node.checked) results.push(node);
      return results;
    }
  },

  operators: {
    '=':  function(nv, v) { return nv == v; },
    '!=': function(nv, v) { return nv != v; },
    '^=': function(nv, v) { return nv.startsWith(v); },
    '$=': function(nv, v) { return nv.endsWith(v); },
    '*=': function(nv, v) { return nv.include(v); },
    '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
    '|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); }
  },

  split: function(expression) {
    var expressions = [];
    expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
      expressions.push(m[1].strip());
    });
    return expressions;
  },

  matchElements: function(elements, expression) {
    var matches = $$(expression), h = Selector.handlers;
    h.mark(matches);
    for (var i = 0, results = [], element; element = elements[i]; i++)
      if (element._countedByPrototype) results.push(element);
    h.unmark(matches);
    return results;
  },

  findElement: function(elements, expression, index) {
    if (Object.isNumber(expression)) {
      index = expression; expression = false;
    }
    return Selector.matchElements(elements, expression || '*')[index || 0];
  },

  findChildElements: function(element, expressions) {
    expressions = Selector.split(expressions.join(','));
    var results = [], h = Selector.handlers;
    for (var i = 0, l = expressions.length, selector; i < l; i++) {
      selector = new Selector(expressions[i].strip());
      h.concat(results, selector.findElements(element));
    }
    return (l > 1) ? h.unique(results) : results;
  }
});

if (Prototype.Browser.IE) {
  Object.extend(Selector.handlers, {
    // IE returns comment nodes on getElementsByTagName("*").
    // Filter them out.
    concat: function(a, b) {
      for (var i = 0, node; node = b[i]; i++)
        if (node.tagName !== "!") a.push(node);
      return a;
    },

    // IE improperly serializes _countedByPrototype in (inner|outer)HTML.
    unmark: function(nodes) {
      for (var i = 0, node; node = nodes[i]; i++)
        node.removeAttribute('_countedByPrototype');
      return nodes;
    }
  });
}

function $$() {
  return Selector.findChildElements(document, $A(arguments));
}
var Form = {
  reset: function(form) {
    $(form).reset();
    return form;
  },

  serializeElements: function(elements, options) {
    if (typeof options != 'object') options = { hash: !!options };
    else if (Object.isUndefined(options.hash)) options.hash = true;
    var key, value, submitted = false, submit = options.submit;

    var data = elements.inject({ }, function(result, element) {
      if (!element.disabled && element.name) {
        key = element.name; value = $(element).getValue();
        if (value != null && (element.type != 'submit' || (!submitted &&
            submit !== false && (!submit || key == submit) && (submitted = true)))) {
          if (key in result) {
            // a key is already present; construct an array of values
            if (!Object.isArray(result[key])) result[key] = [result[key]];
            result[key].push(value);
          }
          else result[key] = value;
        }
      }
      return result;
    });

    return options.hash ? data : Object.toQueryString(data);
  }
};

Form.Methods = {
  serialize: function(form, options) {
    return Form.serializeElements(Form.getElements(form), options);
  },

  getElements: function(form) {
    return $A($(form).getElementsByTagName('*')).inject([],
      function(elements, child) {
        if (Form.Element.Serializers[child.tagName.toLowerCase()])
          elements.push(Element.extend(child));
        return elements;
      }
    );
  },

  getInputs: function(form, typeName, name) {
    form = $(form);
    var inputs = form.getElementsByTagName('input');

    if (!typeName && !name) return $A(inputs).map(Element.extend);

    for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
      var input = inputs[i];
      if ((typeName && input.type != typeName) || (name && input.name != name))
        continue;
      matchingInputs.push(Element.extend(input));
    }

    return matchingInputs;
  },

  disable: function(form) {
    form = $(form);
    Form.getElements(form).invoke('disable');
    return form;
  },

  enable: function(form) {
    form = $(form);
    Form.getElements(form).invoke('enable');
    return form;
  },

  findFirstElement: function(form) {
    var elements = $(form).getElements().findAll(function(element) {
      return 'hidden' != element.type && !element.disabled;
    });
    var firstByIndex = elements.findAll(function(element) {
      return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
    }).sortBy(function(element) { return element.tabIndex }).first();

    return firstByIndex ? firstByIndex : elements.find(function(element) {
      return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
    });
  },

  focusFirstElement: function(form) {
    form = $(form);
    form.findFirstElement().activate();
    return form;
  },

  request: function(form, options) {
    form = $(form), options = Object.clone(options || { });

    var params = options.parameters, action = form.readAttribute('action') || '';
    if (action.blank()) action = window.location.href;
    options.parameters = form.serialize(true);

    if (params) {
      if (Object.isString(params)) params = params.toQueryParams();
      Object.extend(options.parameters, params);
    }

    if (form.hasAttribute('method') && !options.method)
      options.method = form.method;

    return new Ajax.Request(action, options);
  }
};

/*--------------------------------------------------------------------------*/

Form.Element = {
  focus: function(element) {
    $(element).focus();
    return element;
  },

  select: function(element) {
    $(element).select();
    return element;
  }
};

Form.Element.Methods = {
  serialize: function(element) {
    element = $(element);
    if (!element.disabled && element.name) {
      var value = element.getValue();
      if (value != undefined) {
        var pair = { };
        pair[element.name] = value;
        return Object.toQueryString(pair);
      }
    }
    return '';
  },

  getValue: function(element) {
    element = $(element);
    var method = element.tagName.toLowerCase();
    return Form.Element.Serializers[method](element);
  },

  setValue: function(element, value) {
    element = $(element);
    var method = element.tagName.toLowerCase();
    Form.Element.Serializers[method](element, value);
    return element;
  },

  clear: function(element) {
    $(element).value = '';
    return element;
  },

  present: function(element) {
    return $(element).value != '';
  },

  activate: function(element) {
    element = $(element);
    try {
      element.focus();
      if (element.select && (element.tagName.toLowerCase() != 'input' ||
          !['button', 'reset', 'submit'].include(element.type)))
        element.select();
    } catch (e) { }
    return element;
  },

  disable: function(element) {
    element = $(element);
    element.blur();
    element.disabled = true;
    return element;
  },

  enable: function(element) {
    element = $(element);
    element.disabled = false;
    return element;
  }
};

/*--------------------------------------------------------------------------*/

var Field = Form.Element;
var $F = Form.Element.Methods.getValue;

/*--------------------------------------------------------------------------*/

Form.Element.Serializers = {
  input: function(element, value) {
    switch (element.type.toLowerCase()) {
      case 'checkbox':
      case 'radio':
        return Form.Element.Serializers.inputSelector(element, value);
      default:
        return Form.Element.Serializers.textarea(element, value);
    }
  },

  inputSelector: function(element, value) {
    if (Object.isUndefined(value)) return element.checked ? element.value : null;
    else element.checked = !!value;
  },

  textarea: function(element, value) {
    if (Object.isUndefined(value)) return element.value;
    else element.value = value;
  },

  select: function(element, index) {
    if (Object.isUndefined(index))
      return this[element.type == 'select-one' ?
        'selectOne' : 'selectMany'](element);
    else {
      var opt, value, single = !Object.isArray(index);
      for (var i = 0, length = element.length; i < length; i++) {
        opt = element.options[i];
        value = this.optionValue(opt);
        if (single) {
          if (value == index) {
            opt.selected = true;
            return;
          }
        }
        else opt.selected = index.include(value);
      }
    }
  },

  selectOne: function(element) {
    var index = element.selectedIndex;
    return index >= 0 ? this.optionValue(element.options[index]) : null;
  },

  selectMany: function(element) {
    var values, length = element.length;
    if (!length) return null;

    for (var i = 0, values = []; i < length; i++) {
      var opt = element.options[i];
      if (opt.selected) values.push(this.optionValue(opt));
    }
    return values;
  },

  optionValue: function(opt) {
    // extend element because hasAttribute may not be native
    return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
  }
};

/*--------------------------------------------------------------------------*/

Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
  initialize: function($super, element, frequency, callback) {
    $super(callback, frequency);
    this.element   = $(element);
    this.lastValue = this.getValue();
  },

  execute: function() {
    var value = this.getValue();
    if (Object.isString(this.lastValue) && Object.isString(value) ?
        this.lastValue != value : String(this.lastValue) != String(value)) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  }
});

Form.Element.Observer = Class.create(Abstract.TimedObserver, {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

Form.Observer = Class.create(Abstract.TimedObserver, {
  getValue: function() {
    return Form.serialize(this.element);
  }
});

/*--------------------------------------------------------------------------*/

Abstract.EventObserver = Class.create({
  initialize: function(element, callback) {
    this.element  = $(element);
    this.callback = callback;

    this.lastValue = this.getValue();
    if (this.element.tagName.toLowerCase() == 'form')
      this.registerFormCallbacks();
    else
      this.registerCallback(this.element);
  },

  onElementEvent: function() {
    var value = this.getValue();
    if (this.lastValue != value) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  },

  registerFormCallbacks: function() {
    Form.getElements(this.element).each(this.registerCallback, this);
  },

  registerCallback: function(element) {
    if (element.type) {
      switch (element.type.toLowerCase()) {
        case 'checkbox':
        case 'radio':
          Event.observe(element, 'click', this.onElementEvent.bind(this));
          break;
        default:
          Event.observe(element, 'change', this.onElementEvent.bind(this));
          break;
      }
    }
  }
});

Form.Element.EventObserver = Class.create(Abstract.EventObserver, {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

Form.EventObserver = Class.create(Abstract.EventObserver, {
  getValue: function() {
    return Form.serialize(this.element);
  }
});
if (!window.Event) var Event = { };

Object.extend(Event, {
  KEY_BACKSPACE: 8,
  KEY_TAB:       9,
  KEY_RETURN:   13,
  KEY_ESC:      27,
  KEY_LEFT:     37,
  KEY_UP:       38,
  KEY_RIGHT:    39,
  KEY_DOWN:     40,
  KEY_DELETE:   46,
  KEY_HOME:     36,
  KEY_END:      35,
  KEY_PAGEUP:   33,
  KEY_PAGEDOWN: 34,
  KEY_INSERT:   45,

  cache: { },

  relatedTarget: function(event) {
    var element;
    switch(event.type) {
      case 'mouseover': element = event.fromElement; break;
      case 'mouseout':  element = event.toElement;   break;
      default: return null;
    }
    return Element.extend(element);
  }
});

Event.Methods = (function() {
  var isButton;

  if (Prototype.Browser.IE) {
    var buttonMap = { 0: 1, 1: 4, 2: 2 };
    isButton = function(event, code) {
      return event.button == buttonMap[code];
    };

  } else if (Prototype.Browser.WebKit) {
    isButton = function(event, code) {
      switch (code) {
        case 0: return event.which == 1 && !event.metaKey;
        case 1: return event.which == 1 && event.metaKey;
        default: return false;
      }
    };

  } else {
    isButton = function(event, code) {
      return event.which ? (event.which === code + 1) : (event.button === code);
    };
  }

  return {
    isLeftClick:   function(event) { return isButton(event, 0) },
    isMiddleClick: function(event) { return isButton(event, 1) },
    isRightClick:  function(event) { return isButton(event, 2) },

    element: function(event) {
      var node = Event.extend(event).target;
      return Element.extend(node.nodeType == Node.TEXT_NODE ? node.parentNode : node);
    },

    findElement: function(event, expression) {
      var element = Event.element(event);
      if (!expression) return element;
      var elements = [element].concat(element.ancestors());
      return Selector.findElement(elements, expression, 0);
    },

    pointer: function(event) {
      return {
        x: event.pageX || (event.clientX +
          (document.documentElement.scrollLeft || document.body.scrollLeft)),
        y: event.pageY || (event.clientY +
          (document.documentElement.scrollTop || document.body.scrollTop))
      };
    },

    pointerX: function(event) { return Event.pointer(event).x },
    pointerY: function(event) { return Event.pointer(event).y },

    stop: function(event) {
      Event.extend(event);
      event.preventDefault();
      event.stopPropagation();
      event.stopped = true;
    }
  };
})();

Event.extend = (function() {
  var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
    m[name] = Event.Methods[name].methodize();
    return m;
  });

  if (Prototype.Browser.IE) {
    Object.extend(methods, {
      stopPropagation: function() { this.cancelBubble = true },
      preventDefault:  function() { this.returnValue = false },
      inspect: function() { return "[object Event]" }
    });

    return function(event) {
      if (!event) return false;
      if (event._extendedByPrototype) return event;

      event._extendedByPrototype = Prototype.emptyFunction;
      var pointer = Event.pointer(event);
      Object.extend(event, {
        target: event.srcElement,
        relatedTarget: Event.relatedTarget(event),
        pageX:  pointer.x,
        pageY:  pointer.y
      });
      return Object.extend(event, methods);
    };

  } else {
    Event.prototype = Event.prototype || document.createEvent("HTMLEvents").__proto__;
    Object.extend(Event.prototype, methods);
    return Prototype.K;
  }
})();

Object.extend(Event, (function() {
  var cache = Event.cache;

  function getEventID(element) {
    if (element._prototypeEventID) return element._prototypeEventID[0];
    arguments.callee.id = arguments.callee.id || 1;
    return element._prototypeEventID = [++arguments.callee.id];
  }

  function getDOMEventName(eventName) {
    if (eventName && eventName.include(':')) return "dataavailable";
    return eventName;
  }

  function getCacheForID(id) {
    return cache[id] = cache[id] || { };
  }

  function getWrappersForEventName(id, eventName) {
    var c = getCacheForID(id);
    return c[eventName] = c[eventName] || [];
  }

  function createWrapper(element, eventName, handler) {
    var id = getEventID(element);
    var c = getWrappersForEventName(id, eventName);
    if (c.pluck("handler").include(handler)) return false;

    var wrapper = function(event) {
      if (!Event || !Event.extend ||
        (event.eventName && event.eventName != eventName))
          return false;

      Event.extend(event);
      handler.call(element, event);
    };

    wrapper.handler = handler;
    c.push(wrapper);
    return wrapper;
  }

  function findWrapper(id, eventName, handler) {
    var c = getWrappersForEventName(id, eventName);
    return c.find(function(wrapper) { return wrapper.handler == handler });
  }

  function destroyWrapper(id, eventName, handler) {
    var c = getCacheForID(id);
    if (!c[eventName]) return false;
    c[eventName] = c[eventName].without(findWrapper(id, eventName, handler));
  }

  function destroyCache() {
    for (var id in cache)
      for (var eventName in cache[id])
        cache[id][eventName] = null;
  }

  if (window.attachEvent) {
    window.attachEvent("onunload", destroyCache);
  }

  return {
    observe: function(element, eventName, handler) {
      element = $(element);
      var name = getDOMEventName(eventName);

      var wrapper = createWrapper(element, eventName, handler);
      if (!wrapper) return element;

      if (element.addEventListener) {
        element.addEventListener(name, wrapper, false);
      } else {
        element.attachEvent("on" + name, wrapper);
      }

      return element;
    },

    stopObserving: function(element, eventName, handler) {
      element = $(element);
      var id = getEventID(element), name = getDOMEventName(eventName);

      if (!handler && eventName) {
        getWrappersForEventName(id, eventName).each(function(wrapper) {
          element.stopObserving(eventName, wrapper.handler);
        });
        return element;

      } else if (!eventName) {
        Object.keys(getCacheForID(id)).each(function(eventName) {
          element.stopObserving(eventName);
        });
        return element;
      }

      var wrapper = findWrapper(id, eventName, handler);
      if (!wrapper) return element;

      if (element.removeEventListener) {
        element.removeEventListener(name, wrapper, false);
      } else {
        element.detachEvent("on" + name, wrapper);
      }

      destroyWrapper(id, eventName, handler);

      return element;
    },

    fire: function(element, eventName, memo) {
      element = $(element);
      if (element == document && document.createEvent && !element.dispatchEvent)
        element = document.documentElement;

      var event;
      if (document.createEvent) {
        event = document.createEvent("HTMLEvents");
        event.initEvent("dataavailable", true, true);
      } else {
        event = document.createEventObject();
        event.eventType = "ondataavailable";
      }

      event.eventName = eventName;
      event.memo = memo || { };

      if (document.createEvent) {
        element.dispatchEvent(event);
      } else {
        element.fireEvent(event.eventType, event);
      }

      return Event.extend(event);
    }
  };
})());

Object.extend(Event, Event.Methods);

Element.addMethods({
  fire:          Event.fire,
  observe:       Event.observe,
  stopObserving: Event.stopObserving
});

Object.extend(document, {
  fire:          Element.Methods.fire.methodize(),
  observe:       Element.Methods.observe.methodize(),
  stopObserving: Element.Methods.stopObserving.methodize(),
  loaded:        false
});

(function() {
  /* Support for the DOMContentLoaded event is based on work by Dan Webb,
     Matthias Miller, Dean Edwards and John Resig. */

  var timer;

  function fireContentLoadedEvent() {
    if (document.loaded) return;
    if (timer) window.clearInterval(timer);
    document.fire("dom:loaded");
    document.loaded = true;
  }

  if (document.addEventListener) {
    if (Prototype.Browser.WebKit) {
      timer = window.setInterval(function() {
        if (/loaded|complete/.test(document.readyState))
          fireContentLoadedEvent();
      }, 0);

      Event.observe(window, "load", fireContentLoadedEvent);

    } else {
      document.addEventListener("DOMContentLoaded",
        fireContentLoadedEvent, false);
    }

  } else {
    document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>");
    $("__onDOMContentLoaded").onreadystatechange = function() {
      if (this.readyState == "complete") {
        this.onreadystatechange = null;
        fireContentLoadedEvent();
      }
    };
  }
})();
/*------------------------------- DEPRECATED -------------------------------*/

Hash.toQueryString = Object.toQueryString;

var Toggle = { display: Element.toggle };

Element.Methods.childOf = Element.Methods.descendantOf;

var Insertion = {
  Before: function(element, content) {
    return Element.insert(element, {before:content});
  },

  Top: function(element, content) {
    return Element.insert(element, {top:content});
  },

  Bottom: function(element, content) {
    return Element.insert(element, {bottom:content});
  },

  After: function(element, content) {
    return Element.insert(element, {after:content});
  }
};

var $continue = new Error('"throw $continue" is deprecated, use "return" instead');

// This should be moved to script.aculo.us; notice the deprecated methods
// further below, that map to the newer Element methods.
var Position = {
  // set to true if needed, warning: firefox performance problems
  // NOT neeeded for page scrolling, only if draggable contained in
  // scrollable elements
  includeScrollOffsets: false,

  // must be called before calling withinIncludingScrolloffset, every time the
  // page is scrolled
  prepare: function() {
    this.deltaX =  window.pageXOffset
                || document.documentElement.scrollLeft
                || document.body.scrollLeft
                || 0;
    this.deltaY =  window.pageYOffset
                || document.documentElement.scrollTop
                || document.body.scrollTop
                || 0;
  },

  // caches x/y coordinate pair to use with overlap
  within: function(element, x, y) {
    if (this.includeScrollOffsets)
      return this.withinIncludingScrolloffsets(element, x, y);
    this.xcomp = x;
    this.ycomp = y;
    this.offset = Element.cumulativeOffset(element);

    return (y >= this.offset[1] &&
            y <  this.offset[1] + element.offsetHeight &&
            x >= this.offset[0] &&
            x <  this.offset[0] + element.offsetWidth);
  },

  withinIncludingScrolloffsets: function(element, x, y) {
    var offsetcache = Element.cumulativeScrollOffset(element);

    this.xcomp = x + offsetcache[0] - this.deltaX;
    this.ycomp = y + offsetcache[1] - this.deltaY;
    this.offset = Element.cumulativeOffset(element);

    return (this.ycomp >= this.offset[1] &&
            this.ycomp <  this.offset[1] + element.offsetHeight &&
            this.xcomp >= this.offset[0] &&
            this.xcomp <  this.offset[0] + element.offsetWidth);
  },

  // within must be called directly before
  overlap: function(mode, element) {
    if (!mode) return 0;
    if (mode == 'vertical')
      return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
        element.offsetHeight;
    if (mode == 'horizontal')
      return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
        element.offsetWidth;
  },

  // Deprecation layer -- use newer Element methods now (1.5.2).

  cumulativeOffset: Element.Methods.cumulativeOffset,

  positionedOffset: Element.Methods.positionedOffset,

  absolutize: function(element) {
    Position.prepare();
    return Element.absolutize(element);
  },

  relativize: function(element) {
    Position.prepare();
    return Element.relativize(element);
  },

  realOffset: Element.Methods.cumulativeScrollOffset,

  offsetParent: Element.Methods.getOffsetParent,

  page: Element.Methods.viewportOffset,

  clone: function(source, target, options) {
    options = options || { };
    return Element.clonePosition(target, source, options);
  }
};

/*--------------------------------------------------------------------------*/

if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
  function iter(name) {
    return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
  }

  instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
  function(element, className) {
    className = className.toString().strip();
    var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
    return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
  } : function(element, className) {
    className = className.toString().strip();
    var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
    if (!classNames && !className) return elements;

    var nodes = $(element).getElementsByTagName('*');
    className = ' ' + className + ' ';

    for (var i = 0, child, cn; child = nodes[i]; i++) {
      if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
          (classNames && classNames.all(function(name) {
            return !name.toString().blank() && cn.include(' ' + name + ' ');
          }))))
        elements.push(Element.extend(child));
    }
    return elements;
  };

  return function(className, parentElement) {
    return $(parentElement || document.body).getElementsByClassName(className);
  };
}(Element.Methods);

/*--------------------------------------------------------------------------*/

Element.ClassNames = Class.create();
Element.ClassNames.prototype = {
  initialize: function(element) {
    this.element = $(element);
  },

  _each: function(iterator) {
    this.element.className.split(/\s+/).select(function(name) {
      return name.length > 0;
    })._each(iterator);
  },

  set: function(className) {
    this.element.className = className;
  },

  add: function(classNameToAdd) {
    if (this.include(classNameToAdd)) return;
    this.set($A(this).concat(classNameToAdd).join(' '));
  },

  remove: function(classNameToRemove) {
    if (!this.include(classNameToRemove)) return;
    this.set($A(this).without(classNameToRemove).join(' '));
  },

  toString: function() {
    return $A(this).join(' ');
  }
};

Object.extend(Element.ClassNames.prototype, Enumerable);

/*--------------------------------------------------------------------------*/

Element.addMethods();

/* - referencebrowser.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/referencebrowser.js?original=1
function referencebrowser_openBrowser(path,fieldName,at_url,fieldRealName){atrefpopup=window.open(path+'/referencebrowser_popup?fieldName='+fieldName+'&fieldRealName='+fieldRealName+'&at_url='+at_url,'referencebrowser_popup','toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=500,height=550')}
function referencebrowser_setReference(widget_id,uid,label,multi){if(multi==0){element=document.getElementById(widget_id)
label_element=document.getElementById(widget_id+'_label')
element.value=uid
label_element.value=label} else{list=document.getElementById(widget_id)
for(var x=0;x<list.length;x++){if(list[x].value==uid){return false}}
theLength=list.length;list[theLength]=new Option(label);list[theLength].selected='selected';list[theLength].value=uid}}
function referencebrowser_removeReference(widget_id,multi){if(multi){list=document.getElementById(widget_id)
for(var x=list.length-1;x>=0;x--){if(list[x].selected){list[x]=null}}
for(var x=0;x<list.length;x++){list[x].selected='selected'}} else{element=document.getElementById(widget_id);label_element=document.getElementById(widget_id+'_label');label_element.value="";element.value=""}}


/* - select_lists.js - */
// http://www.uni-koblenz-landau.de/portal_javascripts/select_lists.js?original=1
function selected_index(el){return el.selectedIndex}
function empty_list(el){var num=el.options.length;for(var i=num;i>=0;i--){el.options[i]=null}}
function add_to_list(el,val,txt){var op=new Option(txt,val,"","");var op_len=el.options.length;el.options[op_len]=op;el.options.length=op_len+1;return true}
function add_to_list_position(el,val,txt,pos){if(pos>=el.options.length){alert('Parameter pos='+pos+' is longer than the length of the options.array')}
var txt_arr=new Array();var val_arr=new Array();for(var i=pos+1;i<el.options.length;i++){txt_arr[i-pos-1]=el.options[i].text;val_arr[i-pos-1]=el.options[i].value}
var old_length=el.options.length;var op=new Option(txt,val,"","");el.options[pos+1]=op;el.options.length=pos+2;for(var i=0;i<txt_arr.length;i++)
add_to_list(el,val_arr[i],txt_arr[i]);return true}
function delete_from_list(el,pos){if(pos==-1) return;el.options[pos]=null}
function entry_to_bottom(el,pos){if(pos==-1) return;var val=el.options[pos].value;var txt=el.options[pos].text;delete_from_list(el,pos);var op=new Option(txt,val,"","");var op_len=el.options.length;el.options[op_len]=op;el.options.length=op_len+1;el.selectedIndex=el.options.length-1}
function entry_to_top(el,pos){if(pos==-1) return;var val=el.options[pos].value;var txt=el.options[pos].text;var txt_arr=new Array();var val_arr=new Array();for(var i=0;i<el.options.length;i++){txt_arr[i]=el.options[i].text;val_arr[i]=el.options[i].value}
empty_list(el);add_to_list(el,val,txt);for(i=0;i<txt_arr.length;i++){if(val!=val_arr[i]){add_to_list(el,val_arr[i],txt_arr[i])}}
el.selectedIndex=0}
function entry_up(el,pos){if(pos<=0) return;var val=el.options[pos].value;var txt=el.options[pos].text;var val1=el.options[pos-1].value;var txt1=el.options[pos-1].text;el.options[pos-1].value=val;el.options[pos-1].text=txt;el.options[pos].value=val1;el.options[pos].text=txt1;el.selectedIndex=pos-1}
function entry_down(el,pos){if(pos==-1||pos==el.options.length-1) return;var val=el.options[pos].value;var txt=el.options[pos].text;var val1=el.options[pos+1].value;var txt1=el.options[pos+1].text;el.options[pos+1].value=val;el.options[pos+1].text=txt;el.options[pos].value=val1;el.options[pos].text=txt1;el.selectedIndex=pos+1}
function unselect_list(el){var type=el.type;var len=el.options.length;if(len==-1) return false;for(i=0;i<len;i++)
if(el.options[i].selected!=0)
el.options[i].selected=0;el.selectedIndex=-1;return true}
function select_list(el){var type=el.type;var len=el.options.length;if(len==-1) return false;for(i=0;i<len;i++)
el.options[i].selected=1;return true}
function change_in_list(el,pos,val,txt){if(pos==-1) return;el.options[pos].value=val;el.options[pos].text=txt;el.options[pos].selected=true;el.selectedIndex=pos}
function LowerCaseSortGerman(v1,v2){var a=v1;var b=v2;if(typeof a=="string"){a=a.toLowerCase();a=a.replace(/ä/g,"ae");a=a.replace(/ö/g,"oe");a=a.replace(/ü/g,"ue");a=a.replace(/ß/g,"ss");if(typeof b=="string"){b=b.toLowerCase();b=b.replace(/ä/g,"ae");b=b.replace(/ö/g,"oe");b=b.replace(/ü/g,"ue");b=b.replace(/ß/g,"ss");return a<b?-1:(a>b?1:0)}
else{return 0}}
else{return 1}}
function LowerCaseSort(a,b){var a1=a.toLowerCase();var b1=b.toLowerCase();if(a1<b1) return-1;if(a1>b1) return 1;return 0}
function sort_list(el,cmp_method){var data=new Array();var values=new Array();var num=el.options.length;for(i=0;i<num;i++){var key=el.options[i].text;var value=el.options[i].value;data[i]=key;values[key]=value}
empty_list(el);if(!cmp_method)
data.sort(LowerCaseSortGerman);else
data.sort(cmp_method);for(i=0;i<num;i++){key=data[i];add_to_list(el,values[key],key)}}
function move_selected(s_from,s_to){var num=s_from.options.length;for(var i=num-1;i>=0;i--){var key=s_from.options[i].text;var value=s_from.options[i].value;if(s_from.options[i].selected){add_to_list(s_to,value,key)}}
sort_list(s_to);for(var i=num-1;i>=0;i--){var key=s_from.options[i].text;var value=s_from.options[i].value;if(s_from.options[i].selected){s_from.options[i]=null}}}
function select_by_value(el,v){for(var i=0;i<el.options.length;i++){if(el.options[i].value==v)
el.options[i].selected=1}}
function select_exists_value(el,v){for(var i=0;i<el.options.length;i++){if(el.options[i].value==v) return 1}
return 0}
function selected_value(el){if(el.type=="select-one"){var pos=el.selectedIndex;if(pos==-1)
return;return el.options[pos].value}
else
alert('Element must be of type select-one')}