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d.nodeValue}return a.getAttribute(b)},getHeight:function(a){return $(a).getDimensions().height},getWidth:function(a){return $(a).getDimensions().width},classNames:function(a){return new Element.ClassNames(a)},hasClassName:function(a,b){if(!(a=$(a)))return;var c=a.className;if(c.length==0)return false;if(c==b||c.match(new RegExp("(^|\\s)"+b+"(\\s|$)")))return true;return false},addClassName:function(a,b){if(!(a=$(a)))return;Element.classNames(a).add(b);return a},removeClassName:function(a,b){if(!(a=$(a)))return;Element.classNames(a).remove(b);return a},toggleClassName:function(a,b){if(!(a=$(a)))return;Element.classNames(a)[a.hasClassName(b)?'remove':'add'](b);return a},observe:function(){Event.observe.apply(Event,arguments);return $A(arguments).first()},stopObserving:function(){Event.stopObserving.apply(Event,arguments);return $A(arguments).first()},cleanWhitespace:function(a){a=$(a);var b=a.firstChild;while(b){var c=b.nextSibling;if(b.nodeType==3&&!/\S/.test(b.nodeValue))a.removeChild(b);b=c}return a},empty:function(a){return $(a).innerHTML.match(/^\s*$/)},descendantOf:function(a,b){a=$(a),b=$(b);while(a=a.parentNode)if(a==b)return true;return false},scrollTo:function(a){a=$(a);var b=Position.cumulativeOffset(a);window.scrollTo(b[0],b[1]);return a},getStyle:function(a,b){a=$(a);if(['float','cssFloat'].include(b))b=(typeof a.style.styleFloat!='undefined'?'styleFloat':'cssFloat');b=b.camelize();var c=a.style[b];if(!c){if(document.defaultView&&document.defaultView.getComputedStyle){var d=document.defaultView.getComputedStyle(a,null);c=d?d[b]:null}else if(a.currentStyle){c=a.currentStyle[b]}}if((c=='auto')&&['width','height'].include(b)&&(a.getStyle('display')!='none'))c=a['offset'+b.capitalize()]+'px';if(window.opera&&['left','top','right','bottom'].include(b))if(Element.getStyle(a,'position')=='static')c='auto';if(b=='opacity'){if(c)return parseFloat(c);if(c=(a.getStyle('filter')||'').match(/alpha\(opacity=(.*)\)/))if(c[1])return parseFloat(c[1])/100;return 1.0}return c=='auto'?null:c},setStyle:function(a,b){a=$(a);for(var c in b){var d=b[c];if(c=='opacity'){if(d==1){d=(/Gecko/.test(navigator.userAgent)&&!/Konqueror|Safari|KHTML/.test(navigator.userAgent))?0.999999:1.0;if(/MSIE/.test(navigator.userAgent)&&!window.opera)a.style.filter=a.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'')}else if(d==''){if(/MSIE/.test(navigator.userAgent)&&!window.opera)a.style.filter=a.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'')}else{if(d<0.00001)d=0;if(/MSIE/.test(navigator.userAgent)&&!window.opera)a.style.filter=a.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'')+'alpha(opacity='+d*100+')'}}else if(['float','cssFloat'].include(c))c=(typeof a.style.styleFloat!='undefined')?'styleFloat':'cssFloat';a.style[c.camelize()]=d}return a},getDimensions:function(a){a=$(a);var b=$(a).getStyle('display');if(b!='none'&&b!=null)return{width:a.offsetWidth,height:a.offsetHeight};var c=a.style;var d=c.visibility;var f=c.position;var g=c.display;c.visibility='hidden';c.position='absolute';c.display='block';var h=a.clientWidth;var i=a.clientHeight;c.display=g;c.position=f;c.visibility=d;return{width:h,height:i}},makePositioned:function(a){a=$(a);var b=Element.getStyle(a,'position');if(b=='static'||!b){a._madePositioned=true;a.style.position='relative';if(window.opera){a.style.top=0;a.style.left=0}}return a},undoPositioned:function(a){a=$(a);if(a._madePositioned){a._madePositioned=undefined;a.style.position=a.style.top=a.style.left=a.style.bottom=a.style.right=''}return a},makeClipping:function(a){a=$(a);if(a._overflow)return a;a._overflow=a.style.overflow||'auto';if((Element.getStyle(a,'overflow')||'visible')!='hidden')a.style.overflow='hidden';return a},undoClipping:function(a){a=$(a);if(!a._overflow)return a;a.style.overflow=a._overflow=='auto'?'':a._overflow;a._overflow=null;return a}};Object.extend(Element.Methods,{childOf:Element.Methods.descendantOf});Element._attributeTranslations={};Element._attributeTranslations.names={colspan:"colSpan",rowspan:"rowSpan",valign:"vAlign",datetime:"dateTime",accesskey:"accessKey",tabindex:"tabIndex",enctype:"encType",maxlength:"maxLength",readonly:"readOnly",longdesc:"longDesc"};Element._attributeTranslations.values={_getAttr:function(a,b){return a.getAttribute(b,2)},_flag:function(a,b){return $(a).hasAttribute(b)?b:null},style:function(a){return a.style.cssText.toLowerCase()},title:function(a){var b=a.getAttributeNode('title');return b.specified?b.nodeValue:null}};Object.extend(Element._attributeTranslations.values,{href:Element._attributeTranslations.values._getAttr,src:Element._attributeTranslations.values._getAttr,disabled:Element._attributeTranslations.values._flag,checked:Element._attributeTranslations.values._flag,readonly:Element._attributeTranslations.values._flag,multiple:Element._attributeTranslations.values._flag});Element.Methods.Simulated={hasAttribute:function(a,b){var c=Element._attributeTranslations;b=c.names[b]||b;return $(a).getAttributeNode(b).specified}};if(document.all&&!window.opera){Element.Methods.update=function(b,c){b=$(b);c=typeof c=='undefined'?'':c.toString();var d=b.tagName.toUpperCase();if(['THEAD','TBODY','TR','TD'].include(d)){var f=document.createElement('div');switch(d){case'THEAD':case'TBODY':f.innerHTML='<table><tbody>'+c.stripScripts()+'</tbody></table>';depth=2;break;case'TR':f.innerHTML='<table><tbody><tr>'+c.stripScripts()+'</tr></tbody></table>';depth=3;break;case'TD':f.innerHTML='<table><tbody><tr><td>'+c.stripScripts()+'</td></tr></tbody></table>';depth=4}$A(b.childNodes).each(function(a){b.removeChild(a)});depth.times(function(){f=f.firstChild});$A(f.childNodes).each(function(a){b.appendChild(a)})}else{b.innerHTML=c.stripScripts()}setTimeout(function(){c.evalScripts()},10);return b}};Object.extend(Element,Element.Methods);var _nativeExtensions=false;if(/Konqueror|Safari|KHTML/.test(navigator.userAgent))['','Form','Input','TextArea','Select'].each(function(tag){var className='HTML'+tag+'Element';if(window[className])return;var klass=window[className]={};klass.prototype=document.createElement(tag?tag.toLowerCase():'div').__proto__});Element.addMethods=function(h){Object.extend(Element.Methods,h||{});function i(a,b,c){c=c||false;var d=Element.extend.cache;for(var f in a){var g=a[f];if(!c||!(f in b))b[f]=d.findOrStore(g)}}if(typeof HTMLElement!='undefined'){i(Element.Methods,HTMLElement.prototype);i(Element.Methods.Simulated,HTMLElement.prototype,true);i(Form.Methods,HTMLFormElement.prototype);[HTMLInputElement,HTMLTextAreaElement,HTMLSelectElement].each(function(a){i(Form.Element.Methods,a.prototype)});_nativeExtensions=true}}var Toggle=new Object();Toggle.display=Element.toggle;Abstract.Insertion=function(a){this.adjacency=a}Abstract.Insertion.prototype={initialize:function(a,b){this.element=$(a);this.content=b.stripScripts();if(this.adjacency&&this.element.insertAdjacentHTML){try{this.element.insertAdjacentHTML(this.adjacency,this.content)}catch(e){var c=this.element.tagName.toUpperCase();if(['TBODY','TR'].include(c)){this.insertContent(this.contentFromAnonymousTable())}else{throw e;}}}else{this.range=this.element.ownerDocument.createRange();if(this.initializeRange)this.initializeRange();this.insertContent([this.range.createContextualFragment(this.content)])}setTimeout(function(){b.evalScripts()},10)},contentFromAnonymousTable:function(){var a=document.createElement('div');a.innerHTML='<table><tbody>'+this.content+'</tbody></table>';return $A(a.childNodes[0].childNodes[0].childNodes)}}var Insertion=new Object();Insertion.Before=Class.create();Insertion.Before.prototype=Object.extend(new Abstract.Insertion('beforeBegin'),{initializeRange:function(){this.range.setStartBefore(this.element)},insertContent:function(b){b.each((function(a){this.element.parentNode.insertBefore(a,this.element)}).bind(this))}});Insertion.Top=Class.create();Insertion.Top.prototype=Object.extend(new Abstract.Insertion('afterBegin'),{initializeRange:function(){this.range.selectNodeContents(this.element);this.range.collapse(true)},insertContent:function(b){b.reverse(false).each((function(a){this.element.insertBefore(a,this.element.firstChild)}).bind(this))}});Insertion.Bottom=Class.create();Insertion.Bottom.prototype=Object.extend(new Abstract.Insertion('beforeEnd'),{initializeRange:function(){this.range.selectNodeContents(this.element);this.range.collapse(this.element)},insertContent:function(b){b.each((function(a){this.element.appendChild(a)}).bind(this))}});Insertion.After=Class.create();Insertion.After.prototype=Object.extend(new Abstract.Insertion('afterEnd'),{initializeRange:function(){this.range.setStartAfter(this.element)},insertContent:function(b){b.each((function(a){this.element.parentNode.insertBefore(a,this.element.nextSibling)}).bind(this))}});Element.ClassNames=Class.create();Element.ClassNames.prototype={initialize:function(a){this.element=$(a)},_each:function(b){this.element.className.split(/\s+/).select(function(a){return a.length>0})._each(b)},set:function(a){this.element.className=a},add:function(a){if(this.include(a))return;this.set($A(this).concat(a).join(' '))},remove:function(a){if(!this.include(a))return;this.set($A(this).without(a).join(' '))},toString:function(){return $A(this).join(' ')}};Object.extend(Element.ClassNames.prototype,Enumerable);var Selector=Class.create();Selector.prototype={initialize:function(a){this.params={classNames:[]};this.expression=a.toString().strip();this.parseExpression();this.compileMatcher()},parseExpression:function(){function b(a){throw'Parse error in selector: '+a;}if(this.expression=='')b('empty expression');var c=this.params,d=this.expression,f,g,h,i;while(f=d.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)){c.attributes=c.attributes||[];c.attributes.push({name:f[2],operator:f[3],value:f[4]||f[5]||''});d=f[1]}if(d=='*')return this.params.wildcard=true;while(f=d.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)){g=f[1],h=f[2],i=f[3];switch(g){case'#':c.id=h;break;case'.':c.classNames.push(h);break;case'':case undefined:c.tagName=h.toUpperCase();break;default:b(d.inspect())}d=i}if(d.length>0)b(d.inspect())},buildMatchExpression:function(){var f=this.params,g=[],h;if(f.wildcard)g.push('true');if(h=f.id)g.push('element.readAttribute("id") == '+h.inspect());if(h=f.tagName)g.push('element.tagName.toUpperCase() == '+h.inspect());if((h=f.classNames).length>0)for(var i=0,j=h.length;i<j;i++)g.push('element.hasClassName('+h[i].inspect()+')');if(h=f.attributes){h.each(function(b){var c='element.readAttribute('+b.name.inspect()+')';var d=function(a){return c+' && '+c+'.split('+a.inspect()+')'}switch(b.operator){case'=':g.push(c+' == '+b.value.inspect());break;case'~=':g.push(d(' ')+'.include('+b.value.inspect()+')');break;case'|=':g.push(d('-')+'.first().toUpperCase() == '+b.value.toUpperCase().inspect());break;case'!=':g.push(c+' != '+b.value.inspect());break;case'':case undefined:g.push('element.hasAttribute('+b.name.inspect()+')');break;default:throw'Unknown operator '+b.operator+' in selector';}})}return g.join(' && ')},compileMatcher:function(){this.match=new Function('element','if (!element.tagName) return false;       element = $(element);       return '+this.buildMatchExpression())},findElements:function(a){var b;if(b=$(this.params.id))if(this.match(b))if(!a||Element.childOf(b,a))return[b];a=(a||document).getElementsByTagName(this.params.tagName||'*');var c=[];for(var d=0,f=a.length;d<f;d++)if(this.match(b=a[d]))c.push(Element.extend(b));return c},toString:function(){return this.expression}}Object.extend(Selector,{matchElements:function(a,b){var c=new Selector(b);return a.select(c.match.bind(c)).map(Element.extend)},findElement:function(a,b,c){if(typeof b=='number')c=b,b=false;return Selector.matchElements(a,b||'*')[c||0]},findChildElements:function(h,i){return i.map(function(g){return g.match(/[^\s"]+(?:"[^"]*"[^\s"]+)*/g).inject([null],function(c,d){var f=new Selector(d);return c.inject([],function(a,b){return a.concat(f.findElements(b||h))})})}).flatten()}});function $$(){return Selector.findChildElements(document,$A(arguments))}var Form={reset:function(a){$(a).reset();return a},serializeElements:function(f,g){var h=f.inject({},function(a,b){if(!b.disabled&&b.name){var c=b.name,d=$(b).getValue();if(d!=undefined){if(a[c]){if(a[c].constructor!=Array)a[c]=[a[c]];a[c].push(d)}else a[c]=d}}return a});return g?h:Hash.toQueryString(h)}};Form.Methods={serialize:function(a,b){return Form.serializeElements(Form.getElements(a),b)},getElements:function(c){return $A($(c).getElementsByTagName('*')).inject([],function(a,b){if(Form.Element.Serializers[b.tagName.toLowerCase()])a.push(Element.extend(b));return a})},getInputs:function(a,b,c){a=$(a);var d=a.getElementsByTagName('input');if(!b&&!c)return $A(d).map(Element.extend);for(var f=0,g=[],h=d.length;f<h;f++){var i=d[f];if((b&&i.type!=b)||(c&&i.name!=c))continue;g.push(Element.extend(i))}return g},disable:function(b){b=$(b);b.getElements().each(function(a){a.blur();a.disabled='true'});return b},enable:function(b){b=$(b);b.getElements().each(function(a){a.disabled=''});return b},findFirstElement:function(b){return $(b).getElements().find(function(a){return a.type!='hidden'&&!a.disabled&&['input','select','textarea'].include(a.tagName.toLowerCase())})},focusFirstElement:function(a){a=$(a);a.findFirstElement().activate();return a}}Object.extend(Form,Form.Methods);Form.Element={focus:function(a){$(a).focus();return a},select:function(a){$(a).select();return a}}Form.Element.Methods={serialize:function(a){a=$(a);if(!a.disabled&&a.name){var b=a.getValue();if(b!=undefined){var c={};c[a.name]=b;return Hash.toQueryString(c)}}return''},getValue:function(a){a=$(a);var b=a.tagName.toLowerCase();return Form.Element.Serializers[b](a)},clear:function(a){$(a).value='';return a},present:function(a){return $(a).value!=''},activate:function(a){a=$(a);a.focus();if(a.select&&(a.tagName.toLowerCase()!='input'||!['button','reset','submit'].include(a.type)))a.select();return a},disable:function(a){a=$(a);a.disabled=true;return a},enable:function(a){a=$(a);a.blur();a.disabled=false;return a}}Object.extend(Form.Element,Form.Element.Methods);var Field=Form.Element;var $F=Form.Element.getValue;Form.Element.Serializers={input:function(a){switch(a.type.toLowerCase()){case'checkbox':case'radio':return Form.Element.Serializers.inputSelector(a);default:return Form.Element.Serializers.textarea(a)}},inputSelector:function(a){return a.checked?a.value:null},textarea:function(a){return a.value},select:function(a){return this[a.type=='select-one'?'selectOne':'selectMany'](a)},selectOne:function(a){var b=a.selectedIndex;return b>=0?this.optionValue(a.options[b]):null},selectMany:function(a){var b,c=a.length;if(!c)return null;for(var d=0,b=[];d<c;d++){var f=a.options[d];if(f.selected)b.push(this.optionValue(f))}return b},optionValue:function(a){return Element.extend(a).hasAttribute('value')?a.value:a.text}}Abstract.TimedObserver=function(){}Abstract.TimedObserver.prototype={initialize:function(a,b,c){this.frequency=b;this.element=$(a);this.callback=c;this.lastValue=this.getValue();this.registerCallback()},registerCallback:function(){setInterval(this.onTimerEvent.bind(this),this.frequency*1000)},onTimerEvent:function(){var a=this.getValue();var b=('string'==typeof this.lastValue&&'string'==typeof a?this.lastValue!=a:String(this.lastValue)!=String(a));if(b){this.callback(this.element,a);this.lastValue=a}}}Form.Element.Observer=Class.create();Form.Element.Observer.prototype=Object.extend(new Abstract.TimedObserver(),{getValue:function(){return Form.Element.getValue(this.element)}});Form.Observer=Class.create();Form.Observer.prototype=Object.extend(new Abstract.TimedObserver(),{getValue:function(){return Form.serialize(this.element)}});Abstract.EventObserver=function(){}Abstract.EventObserver.prototype={initialize:function(a,b){this.element=$(a);this.callback=b;this.lastValue=this.getValue();if(this.element.tagName.toLowerCase()=='form')this.registerFormCallbacks();else this.registerCallback(this.element)},onElementEvent:function(){var a=this.getValue();if(this.lastValue!=a){this.callback(this.element,a);this.lastValue=a}},registerFormCallbacks:function(){Form.getElements(this.element).each(this.registerCallback.bind(this))},registerCallback:function(a){if(a.type){switch(a.type.toLowerCase()){case'checkbox':case'radio':Event.observe(a,'click',this.onElementEvent.bind(this));break;default:Event.observe(a,'change',this.onElementEvent.bind(this));break}}}}Form.Element.EventObserver=Class.create();Form.Element.EventObserver.prototype=Object.extend(new Abstract.EventObserver(),{getValue:function(){return Form.Element.getValue(this.element)}});Form.EventObserver=Class.create();Form.EventObserver.prototype=Object.extend(new Abstract.EventObserver(),{getValue:function(){return Form.serialize(this.element)}});if(!window.Event){var Event=new Object()}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,element:function(a){return a.target||a.srcElement},isLeftClick:function(a){return(((a.which)&&(a.which==1))||((a.button)&&(a.button==1)))},pointerX:function(a){return a.pageX||(a.clientX+(document.documentElement.scrollLeft||document.body.scrollLeft))},pointerY:function(a){return a.pageY||(a.clientY+(document.documentElement.scrollTop||document.body.scrollTop))},stop:function(a){if(a.preventDefault){a.preventDefault();a.stopPropagation()}else{a.returnValue=false;a.cancelBubble=true}},findElement:function(a,b){var c=Event.element(a);while(c.parentNode&&(!c.tagName||(c.tagName.toUpperCase()!=b.toUpperCase())))c=c.parentNode;return c},observers:false,_observeAndCache:function(a,b,c,d){if(!this.observers)this.observers=[];if(a.addEventListener){this.observers.push([a,b,c,d]);a.addEventListener(b,c,d)}else if(a.attachEvent){this.observers.push([a,b,c,d]);a.attachEvent('on'+b,c)}},unloadCache:function(){if(!Event.observers)return;for(var a=0,b=Event.observers.length;a<b;a++){Event.stopObserving.apply(this,Event.observers[a]);Event.observers[a][0]=null}Event.observers=false},observe:function(a,b,c,d){a=$(a);d=d||false;if(b=='keypress'&&(navigator.appVersion.match(/Konqueror|Safari|KHTML/)||a.attachEvent))b='keydown';Event._observeAndCache(a,b,c,d)},stopObserving:function(a,b,c,d){a=$(a);d=d||false;if(b=='keypress'&&(navigator.appVersion.match(/Konqueror|Safari|KHTML/)||a.detachEvent))b='keydown';if(a.removeEventListener){a.removeEventListener(b,c,d)}else if(a.detachEvent){try{a.detachEvent('on'+b,c)}catch(e){}}}});if(navigator.appVersion.match(/\bMSIE\b/))Event.observe(window,'unload',Event.unloadCache,false);var Position={includeScrollOffsets:false,prepare:function(){this.deltaX=window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft||0;this.deltaY=window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop||0},realOffset:function(a){var b=0,c=0;do{b+=a.scrollTop||0;c+=a.scrollLeft||0;a=a.parentNode}while(a);return[c,b]},cumulativeOffset:function(a){var b=0,c=0;do{b+=a.offsetTop||0;c+=a.offsetLeft||0;a=a.offsetParent}while(a);return[c,b]},positionedOffset:function(a){var b=0,c=0;do{b+=a.offsetTop||0;c+=a.offsetLeft||0;a=a.offsetParent;if(a){if(a.tagName=='BODY')break;var d=Element.getStyle(a,'position');if(d=='relative'||d=='absolute')break}}while(a);return[c,b]},offsetParent:function(a){if(a.offsetParent)return a.offsetParent;if(a==document.body)return a;while((a=a.parentNode)&&a!=document.body)if(Element.getStyle(a,'position')!='static')return a;return document.body},within:function(a,b,c){if(this.includeScrollOffsets)return this.withinIncludingScrolloffsets(a,b,c);this.xcomp=b;this.ycomp=c;this.offset=this.cumulativeOffset(a);return(c>=this.offset[1]&&c<this.offset[1]+a.offsetHeight&&b>=this.offset[0]&&b<this.offset[0]+a.offsetWidth)},withinIncludingScrolloffsets:function(a,b,c){var d=this.realOffset(a);this.xcomp=b+d[0]-this.deltaX;this.ycomp=c+d[1]-this.deltaY;this.offset=this.cumulativeOffset(a);return(this.ycomp>=this.offset[1]&&this.ycomp<this.offset[1]+a.offsetHeight&&this.xcomp>=this.offset[0]&&this.xcomp<this.offset[0]+a.offsetWidth)},overlap:function(a,b){if(!a)return 0;if(a=='vertical')return((this.offset[1]+b.offsetHeight)-this.ycomp)/b.offsetHeight;if(a=='horizontal')return((this.offset[0]+b.offsetWidth)-this.xcomp)/b.offsetWidth},page:function(a){var b=0,c=0;var d=a;do{b+=d.offsetTop||0;c+=d.offsetLeft||0;if(d.offsetParent==document.body)if(Element.getStyle(d,'position')=='absolute')break}while(d=d.offsetParent);d=a;do{if(!window.opera||d.tagName=='BODY'){b-=d.scrollTop||0;c-=d.scrollLeft||0}}while(d=d.parentNode);return[c,b]},clone:function(a,b){var c=Object.extend({setLeft:true,setTop:true,setWidth:true,setHeight:true,offsetTop:0,offsetLeft:0},arguments[2]||{})a=$(a);var d=Position.page(a);b=$(b);var f=[0,0];var g=null;if(Element.getStyle(b,'position')=='absolute'){g=Position.offsetParent(b);f=Position.page(g)}if(g==document.body){f[0]-=document.body.offsetLeft;f[1]-=document.body.offsetTop}if(c.setLeft)b.style.left=(d[0]-f[0]+c.offsetLeft)+'px';if(c.setTop)b.style.top=(d[1]-f[1]+c.offsetTop)+'px';if(c.setWidth)b.style.width=a.offsetWidth+'px';if(c.setHeight)b.style.height=a.offsetHeight+'px'},absolutize:function(a){a=$(a);if(a.style.position=='absolute')return;Position.prepare();var b=Position.positionedOffset(a);var c=b[1];var d=b[0];var f=a.clientWidth;var g=a.clientHeight;a._originalLeft=d-parseFloat(a.style.left||0);a._originalTop=c-parseFloat(a.style.top||0);a._originalWidth=a.style.width;a._originalHeight=a.style.height;a.style.position='absolute';a.style.top=c+'px';a.style.left=d+'px';a.style.width=f+'px';a.style.height=g+'px'},relativize:function(a){a=$(a);if(a.style.position=='relative')return;Position.prepare();a.style.position='relative';var b=parseFloat(a.style.top||0)-(a._originalTop||0);var c=parseFloat(a.style.left||0)-(a._originalLeft||0);a.style.top=b+'px';a.style.left=c+'px';a.style.height=a._originalHeight;a.style.width=a._originalWidth}}if(/Konqueror|Safari|KHTML/.test(navigator.userAgent)){Position.cumulativeOffset=function(a){var b=0,c=0;do{b+=a.offsetTop||0;c+=a.offsetLeft||0;if(a.offsetParent==document.body)if(Element.getStyle(a,'position')=='absolute')break;a=a.offsetParent}while(a);return[c,b]}}Element.addMethods();