var currentBalloonClass=null;var balloonIsVisible=false;var balloonIsSticky=false;var balloonInvisibleSelects=null;var balloonIsSuppressed=false;var tooltipIsSuppressed=false;var Balloon=function(){this.trackCursor=true;this.stopTrackingX=100;this.stopTrackingY=50;document.onmousemove=this.setActiveCoordinates;document.onscroll=Balloon.prototype.hideTooltip;window.onbeforeunload=function(){if(!document.attachEvent){Balloon.prototype.hideTooltip(1);balloonIsSuppressed=true;}};if(this.isIE()){this.suppress=true;}return this;};Balloon.prototype.showTooltip=function(evt,caption,sticky,width,height){if(!this.configured){BalloonConfig(this,'standardBubble');}if(this.isIE()&&document.readyState.match(/complete/i)){this.suppress=false;}if(this.suppress||balloonIsSuppressed){return false;}if(tooltipIsSuppressed&&!sticky){return false;}if(this.opacity&&this.opacity<1){this.opacity=parseInt(parseFloat(this.opacity)*100,10);}else if(this.opacity&&this.opacity==1){this.opacity=100;}else if(!this.opacity){this.opacity=100;}if(this.isKonqueror()){this.allowFade=false;this.opacity=100;}if(this.isIE()&&this.allowFade){this.opacity=100;}var mouseOver=evt.type.match('mouseover','i');if(!mouseOver){sticky=true;this.fadeOK=false;}else{this.fadeOK=this.allowFade;}if(balloonIsVisible&&!balloonIsSticky&&mouseOver){return false;}if(balloonIsVisible&&balloonIsSticky&&!sticky){return false;}var el=this.getEventTarget(evt);if(sticky&&mouseOver&&this.isSameElement(el,this.currentElement)){return false;}this.firingElement=el;if(sticky){this.hideTooltip(1);}var closeBalloon=function(){var override=balloonIsSticky&&!balloonIsVisible;Balloon.prototype.hideTooltip(override);};if(!mouseOver){el.onmouseup=function(){return false;};}el.onmouseout=closeBalloon;balloonIsSticky=sticky;this.hideTooltip();this.currentHelpText=this.getAndCheckContents(caption);if(!this.currentHelpText){return false;}this.width=width;this.height=height;this.actualWidth=null;this.cleanup();this.container=document.createElement('div');this.container.id='container';document.body.appendChild(this.container);this.setStyle(this.container,'position','absolute');this.setStyle(this.container,'top',-8888);this.setStyle(this.container,'font-family',this.fontFamily);this.setStyle(this.container,'font-size',this.fontSize);this.container.innerHTML=unescape(this.currentHelpText);if(this.images){this.balloonImage=this.balloonImage?this.images+'/'+this.balloonImage:false;this.ieImage=this.ieImage?this.images+'/'+this.ieImage:false;this.upLeftStem=this.upLeftStem?this.images+'/'+this.upLeftStem:false;this.upRightStem=this.upRightStem?this.images+'/'+this.upRightStem:false;this.downLeftStem=this.downLeftStem?this.images+'/'+this.downLeftStem:false;this.downRightStem=this.downRightStem?this.images+'/'+this.downRightStem:false;this.closeButton=this.closeButton?this.images+'/'+this.closeButton:false;this.images=false;}if(this.ieImage&&(this.isIE()||this.isChrome())){if(this.isOldIE()||this.opacity||this.allowFade){this.balloonImage=this.ieImage;}}if(!this.preloadedImages){var images=[this.balloonImage,this.closeButton];if(this.ieImage){images.push(this.ieImage);}if(this.stem){images.push(this.upLeftStem,this.upRightStem,this.downLeftStem,this.downRightStem);}var len=images.length;for(var i=0;i<len;i++){if(images[i]){this.preload(images[i]);}}this.preloadedImages=true;}currentBalloonClass=this;if(!mouseOver){this.setActiveCoordinates(evt);}this.currentEvent=evt;evt.cancelBubble=true;var delay=mouseOver?this.delayTime:1;this.timeoutTooltip=window.setTimeout(this.doShowTooltip,delay);this.pending=true;};Balloon.prototype.preload=function(src){var i=new Image();i.src=src;this.setStyle(i,'position','absolute');this.setStyle(i,'top',-8000);document.body.appendChild(i);document.body.removeChild(i);};Balloon.prototype.doShowTooltip=function(){var self=currentBalloonClass;if(balloonIsVisible){return false;}if(!self.parent){if(self.parentID){self.parent=document.getElementById(self.parentID);}else{self.parent=document.body;}self.xOffset=self.getLoc(self.parent,'x1');self.yOffset=self.getLoc(self.parent,'y1');}window.clearTimeout(self.timeoutFade);self.setStyle('balloon','display','none');self.parseIntAll();var balloon=self.makeBalloon();var pageWidth=YAHOO.util.Dom.getViewportWidth();var pageCen=Math.round(pageWidth/2);var pageHeight=YAHOO.util.Dom.getViewportHeight();var pageLeft=YAHOO.util.Dom.getDocumentScrollLeft();var pageTop=YAHOO.util.Dom.getDocumentScrollTop();var pageMid=pageTop+Math.round(pageHeight/2);self.pageBottom=pageTop+pageHeight;self.pageTop=pageTop;self.pageLeft=pageLeft;self.pageRight=pageLeft+pageWidth;if(!(self.activeTop&&self.activeRight)){}var vOrient=self.activeTop>pageMid?'up':'down';var hOrient=self.activeRight>pageCen?'left':'right';var helpText=self.container.innerHTML;self.actualWidth=self.getLoc(self.container,'width')+10;self.parent.removeChild(self.container);var wrapper=document.createElement('div');wrapper.id='contentContainer';self.contents.appendChild(wrapper);wrapper.innerHTML=helpText;self.setBalloonStyle(vOrient,hOrient,pageWidth,pageLeft);if(balloonIsSticky){self.addCloseButton();}balloonIsVisible=true;self.pending=false;self.showHide();self.startX=self.activeLeft;self.startY=self.activeTop;self.fade(0,self.opacity,self.fadeIn);};Balloon.prototype.addCloseButton=function(){var self=currentBalloonClass;var margin=Math.round(self.padding/2);var closeWidth=self.closeButtonWidth||16;var balloonTop=self.getLoc('balloon','y1')+margin+self.shadow;var BalloonLeft=self.getLoc('topRight','x2')-self.closeButtonWidth-self.shadow-margin;var closeButton=document.getElementById('closeButton');if(!closeButton){closeButton=new Image();closeButton.setAttribute('id','closeButton');closeButton.setAttribute('src',self.closeButton);closeButton.onclick=function(){Balloon.prototype.hideTooltip(1);};self.setStyle(closeButton,'position','absolute');document.body.appendChild(closeButton);}if(self.isIE()){BalloonLeft=BalloonLeft-5;}self.setStyle(closeButton,'top',balloonTop);self.setStyle(closeButton,'left',BalloonLeft);self.setStyle(closeButton,'display','inline');self.setStyle(closeButton,'cursor','pointer');self.setStyle(closeButton,'z-index',999999999);};Balloon.prototype.makeBalloon=function(){var self=currentBalloonClass;var balloon=document.getElementById('balloon');if(balloon){self.cleanup();}balloon=document.createElement('div');balloon.setAttribute('id','balloon');self.parent.appendChild(balloon);self.activeBalloon=balloon;self.parts=[];var parts=['contents','topRight','bottomRight','bottomLeft'];for(var i=0;i<parts.length;i++){var child=document.createElement('div');child.setAttribute('id',parts[i]);balloon.appendChild(child);if(parts[i]=='contents'){self.contents=child;}self.parts.push(child);}if(self.displayTime){self.timeoutAutoClose=window.setTimeout(this.hideTooltip,self.displayTime);}return balloon;};Balloon.prototype.setBalloonStyle=function(vOrient,hOrient,pageWidth,pageLeft){var self=currentBalloonClass;var balloon=self.activeBalloon;if(typeof(self.shadow)!='number'){self.shadow=0;}if(!self.stem){self.stemHeight=0;}var fullPadding=self.padding+self.shadow;var insidePadding=self.padding;var outerWidth=self.actualWidth+fullPadding;var innerWidth=self.actualWidth;self.setStyle(balloon,'position','absolute');self.setStyle(balloon,'top',-9999);self.setStyle(balloon,'z-index',1000000);self.setStyle('contentContainer','max-height',400);if(self.height){self.setStyle('contentContainer','height',self.height-fullPadding);}if(self.width){self.setStyle(balloon,'width',self.width);innerWidth=self.width-fullPadding;if(balloonIsSticky){innerWidth-=self.closeButtonWidth;}self.setStyle('contentContainer','width',innerWidth-self.closeButtonWidth);}else{self.setStyle(balloon,'width',outerWidth);self.setStyle('contentContainer','width',innerWidth);}if(!self.width&&self.maxWidth&&outerWidth>self.maxWidth){self.setStyle(balloon,'width',self.maxWidth);self.setStyle('contentContainer','width',self.maxWidth-fullPadding-self.closeButtonWidth);}if(!self.width&&self.minWidth&&outerWidth<self.minWidth){self.setStyle(balloon,'width',self.minWidth);self.setStyle('contentContainer','width',self.minWidth-fullPadding-self.closeButtonWidth);}self.setStyle('contents','z-index',2);self.setStyle('contents','color',self.fontColor);self.setStyle('contents','font-family',self.fontFamily);self.setStyle('contents','font-size',self.fontSize);self.setStyle('contents','background','url('+self.balloonImage+') top left no-repeat');self.setStyle('contents','padding-top',fullPadding);self.setStyle('contents','padding-left',fullPadding);self.setStyle('bottomRight','background','url('+self.balloonImage+') bottom right no-repeat');self.setStyle('bottomRight','position','absolute');self.setStyle('bottomRight','right',0-fullPadding);self.setStyle('bottomRight','bottom',0-fullPadding);self.setStyle('bottomRight','height',fullPadding);self.setStyle('bottomRight','width',fullPadding);self.setStyle('bottomRight','z-index',-1);self.setStyle('topRight','background','url('+self.balloonImage+') top right no-repeat');self.setStyle('topRight','position','absolute');self.setStyle('topRight','right',0-fullPadding);self.setStyle('topRight','top',0);self.setStyle('topRight','width',fullPadding);self.setStyle('bottomLeft','background','url('+self.balloonImage+') bottom left no-repeat');self.setStyle('bottomLeft','position','absolute');self.setStyle('bottomLeft','left',0);self.setStyle('bottomLeft','bottom',0-fullPadding);self.setStyle('bottomLeft','height',fullPadding);self.setStyle('bottomLeft','z-index',-1);if(this.stem){var stem=document.createElement('img');self.setStyle(stem,'position','absolute');balloon.appendChild(stem);if(vOrient=='up'&&hOrient=='left'){stem.src=self.upLeftStem;var height=self.stemHeight+insidePadding-self.stemOverlap;self.setStyle(stem,'bottom',0-height);self.setStyle(stem,'right',-5);}else if(vOrient=='down'&&hOrient=='left'){stem.src=self.downLeftStem;var height=self.stemHeight-(self.shadow+self.stemOverlap);self.setStyle(stem,'top',0-height);self.setStyle(stem,'right',-5);}else if(vOrient=='up'&&hOrient=='right'){stem.src=self.upRightStem;var height=self.stemHeight+insidePadding-self.stemOverlap;self.setStyle(stem,'bottom',-height);self.setStyle(stem,'left',self.shadow+5);}else if(vOrient=='down'&&hOrient=='right'){stem.src=self.downRightStem;var height=self.stemHeight-(self.shadow+self.stemOverlap);self.setStyle(stem,'top',0-height);self.setStyle(stem,'left',self.shadow+5);}if(self.fadeOK&&self.isIE()){self.parts.push(stem);}}if(self.allowFade){self.setOpacity(1);}else if(self.opacity){self.setOpacity(self.opacity);}if(hOrient=='left'){var pageWidth=self.pageRight-self.pageLeft;var activeRight=pageWidth-self.activeLeft;self.setStyle(balloon,'right',activeRight);}else{var activeLeft=self.activeRight-self.xOffset;self.setStyle(balloon,'left',activeLeft);}var overflow=balloonIsSticky?'auto':'hidden';self.setStyle('contentContainer','overflow',overflow);if(balloonIsSticky){self.setStyle('contentContainer','margin-right',self.closeButtonWidth);}var balloonLeft=self.getLoc(balloon,'x1');var balloonRight=self.getLoc(balloon,'x2');var scrollBar=20;if(hOrient=='right'&&balloonRight>(self.pageRight-fullPadding)){var width=(self.pageRight-balloonLeft)-fullPadding-scrollBar;self.setStyle(balloon,'width',width);self.setStyle('contentContainer','width',width-fullPadding-self.closeButtonWidth);}else if(hOrient=='left'&&balloonLeft<(self.pageLeft+fullPadding)){var width=(balloonRight-self.pageLeft)-fullPadding;self.setStyle(balloon,'width',width);self.setStyle('contentContainer','width',width-fullPadding-self.closeButtonWidth);}var balloonWidth=self.getLoc(balloon,'width');var balloonHeight=self.getLoc(balloon,'height');var vOverlap=self.isOverlap('topRight','bottomRight');var hOverlap=self.isOverlap('bottomLeft','bottomRight');if(vOverlap){self.setStyle('topRight','height',balloonHeight-vOverlap[1]);}if(hOverlap){self.setStyle('bottomLeft','width',balloonWidth-hOverlap[0]);}if(vOrient=='up'){var activeTop=self.activeTop-balloonHeight;self.setStyle(balloon,'top',activeTop);}else{var activeTop=self.activeBottom;self.setStyle(balloon,'top',activeTop);}var balloonTop=self.getLoc(balloon,'y1');var balloonBottom=self.height?balloonTop+self.height:self.getLoc(balloon,'y2');var deltaTop=balloonTop<self.pageTop?self.pageTop-balloonTop:0;var deltaBottom=balloonBottom>self.pageBottom?balloonBottom-self.pageBottom:0;if(vOrient=='up'&&deltaTop){var newHeight=balloonHeight-deltaTop;if(newHeight>(self.padding*2)){self.setStyle('contentContainer','height',newHeight-fullPadding);self.setStyle(balloon,'top',self.pageTop+self.padding);self.setStyle(balloon,'height',newHeight);}}if(vOrient=='down'&&deltaBottom){var newHeight=balloonHeight-deltaBottom-scrollBar;if(newHeight>(self.padding*2)+scrollBar){self.setStyle('contentContainer','height',newHeight-fullPadding);self.setStyle(balloon,'height',newHeight);}}var iframe=balloon.getElementsByTagName('iframe');if(iframe[0]){iframe=iframe[0];var w=self.getLoc('contentContainer','width');if(balloonIsSticky&&!this.isIE()){w-=self.closeButtonWidth;}var h=self.getLoc('contentContainer','height');self.setStyle(iframe,'width',w);self.setStyle(iframe,'height',h);self.setStyle('contentContainer','overflow','hidden');}self.setStyle('topRight','height',self.getLoc(balloon,'height'));self.setStyle('bottomLeft','width',self.getLoc(balloon,'width'));self.hOrient=hOrient;self.vOrient=vOrient;};Balloon.prototype.fade=function(opacStart,opacEnd,millisec){var self=currentBalloonClass||new Balloon();if(!millisec||!self.allowFade){return false;}opacEnd=opacEnd||100;var speed=Math.round(millisec/100);var timer=0;for(o=opacStart;o<=opacEnd;o++){self.timeoutFade=setTimeout('Balloon.prototype.setOpacity('+o+')',(timer*speed));timer++;}};Balloon.prototype.setOpacity=function(opc){var self=currentBalloonClass;if(!self||!opc){return false;}var o=parseFloat(opc/100);var parts=(self.isIE()?self.parts:[self.activeBalloon]);var len=parts.length;for(var i=0;i<len;i++){self.doOpacity(o,opc,parts[i]);}};Balloon.prototype.doOpacity=function(op,opc,el){var self=currentBalloonClass;if(!el){return false;}self.setStyle(el,'opacity',op);self.setStyle(el,'filter','alpha(opacity='+opc+')');self.setStyle(el,'MozOpacity',op);self.setStyle(el,'KhtmlOpacity',op);};Balloon.prototype.hideTooltip=function(override){if(override&&typeof override=='object'){override=false;}if(balloonIsSticky&&!override){return false;}var self=currentBalloonClass;Balloon.prototype.showHide(1);Balloon.prototype.cleanup();if(self){window.clearTimeout(self.timeoutTooltip);window.clearTimeout(self.timeoutFade);window.clearTimeout(self.timeoutAutoClose);if(balloonIsSticky){self.currentElement=null;}self.startX=0;self.startY=0;}balloonIsVisible=false;balloonIsSticky=false;};Balloon.prototype.cleanup=function(){var self=currentBalloonClass;var body;if(self){body=self.parent?self.parent:self.parentID?document.getElementById(self.parentID)||document.body:document.body;}else{body=document.body;}var bubble=document.getElementById('balloon');var close=document.getElementById('closeButton');var cont=document.getElementById('container');if(bubble){body.removeChild(bubble);}if(close){body.removeChild(close);}if(cont){body.removeChild(cont);}};hideAllTooltips=function(){var self=currentBalloonClass;if(!self){return;}window.clearTimeout(self.timeoutTooltip);if(self.activeBalloon){self.setStyle(self.activeBalloon,'display','none');}balloonIsVisible=false;balloonIsSticky=false;currentBalloonClass=null;};Balloon.prototype.setActiveCoordinates=function(evt){var self=currentBalloonClass;if(!self){return true;}var evt=evt||window.event||self.currentEvent;if(!evt){return true;}self.hOffset=self.hOffset||1;self.vOffset=self.vOffset||1;self.stemHeight=self.stem&&self.stemHeight?(self.stemHeight||0):0;var scrollTop=0;var scrollLeft=0;var XY=self.eventXY(evt);adjustment=self.hOffset<20?10:0;self.activeTop=scrollTop+XY[1]-adjustment-self.vOffset-self.stemHeight;self.activeLeft=scrollLeft+XY[0]-adjustment-self.hOffset;self.activeRight=scrollLeft+XY[0];self.activeBottom=scrollTop+XY[1]+self.vOffset+2*adjustment;if(balloonIsVisible&&!balloonIsSticky&&self.trackCursor){var deltaX=Math.abs(self.activeLeft-self.startX);var deltaY=Math.abs(self.activeTop-self.startY);if(deltaX>self.stopTrackingX||deltaY>self.stopTrackingY){self.hideTooltip();}else{var b=self.activeBalloon;var bwidth=self.getLoc(b,'width');var bheight=self.getLoc(b,'height');var btop=self.getLoc(b,'y1');var bleft=self.getLoc(b,'x1');if(self.hOrient=='right'){self.setStyle(b,'left',self.activeRight);}else if(self.hOrient=='left'){self.setStyle(b,'right',null);var newLeft=self.activeLeft-bwidth;self.setStyle(b,'left',newLeft);}if(self.vOrient=='up'){self.setStyle(b,'top',self.activeTop-bheight);}else if(self.vOrient=='down'){self.setStyle(b,'top',self.activeBottom);}}}return true;};Balloon.prototype.eventXY=function(event){var XY=new Array(2);var e=event||window.event;if(!e){return false;}if(e.pageX||e.pageY){XY[0]=e.pageX;XY[1]=e.pageY;}else if(e.clientX||e.clientY){XY[0]=e.clientX+document.body.scrollLeft+document.documentElement.scrollLeft;XY[1]=e.clientY+document.body.scrollTop+document.documentElement.scrollTop;}return XY;};Balloon.prototype.getEventTarget=function(event){var targ;var e=event||window.event;if(e.target){targ=e.target;}else if(e.srcElement){targ=e.srcElement;}if(targ.nodeType==3){targ=targ.parentNode;}return targ;};Balloon.prototype.setStyle=function(el,att,val){if(!el){return false;}if(typeof(el)!='object'){el=document.getElementById(el);}if(!el){return false;}if(val&&att.match(/left|top|bottom|right|width|height|padding|margin/)){val=""+val;if(!val.match(/auto/)){val+='px';}}if(att=='z-index'){if(el.style){el.style.zIndex=parseInt(val,10);}}else{YAHOO.util.Dom.setStyle(el,att,val);}};Balloon.prototype.getLoc=function(el,request){var region=YAHOO.util.Dom.getRegion(el);switch(request){case('y1'):return parseInt(region.top,10);case('y2'):return parseInt(region.bottom,10);case('x1'):return parseInt(region.left,10);case('x2'):return parseInt(region.right,10);case('width'):return(parseInt(region.right,10)-parseInt(region.left,10));case('height'):return(parseInt(region.bottom,10)-parseInt(region.top,10));case('region'):return region;}return region;};Balloon.prototype.parseIntAll=function(){this.padding=parseInt(this.padding,10);this.shadow=parseInt(this.shadow,10);this.stemHeight=parseInt(this.stemHeight,10);this.stemOverlap=parseInt(this.stemOverlap,10);this.vOffset=parseInt(this.vOffset,10);this.delayTime=parseInt(this.delayTime,10);this.width=parseInt(this.width,10);this.maxWidth=parseInt(this.maxWidth,10);this.minWidth=parseInt(this.minWidth,10);this.fadeIn=parseInt(this.fadeIn,10)||1000;};Balloon.prototype.showHide=function(visible){var self=currentBalloonClass||new Balloon();if(self.isOldIE()){var balloonContents=document.getElementById('contentContainer');if(!visible&&balloonContents){var balloonSelects=balloonContents.getElementsByTagName('select');var myHash={};for(var i=0;i<balloonSelects.length;i++){var id=balloonSelects[i].id||balloonSelects[i].name;myHash[id]=1;}balloonInvisibleSelects=[];var allSelects=document.getElementsByTagName('select');for(var i=0;i<allSelects.length;i++){var id=allSelects[i].id||allSelects[i].name;if(self.isOverlap(allSelects[i],self.activeBalloon)&&!myHash[id]){balloonInvisibleSelects.push(allSelects[i]);self.setStyle(allSelects[i],'visibility','hidden');}}}else if(balloonInvisibleSelects){for(var i=0;i<balloonInvisibleSelects.length;i++){var id=(balloonInvisibleSelects[i].id||balloonInvisibleSelects[i].name);self.setStyle(balloonInvisibleSelects[i],'visibility','visible');}balloonInvisibleSelects=null;}}if(self.hide){var display=visible?'inline':'none';for(var n=0;n<self.hide.length;n++){if(self.isOverlap(self.activeBalloon,self.hide[n])){self.setStyle(self.hide[n],'display',display);}}}};Balloon.prototype.isOverlap=function(el1,el2){if(!el1||!el2){return false;}var R1=this.getLoc(el1,'region');var R2=this.getLoc(el2,'region');if(!R1||!R2){return false;}var intersect=R1.intersect(R2);if(intersect){intersect=[(intersect.right-intersect.left),(intersect.bottom-intersect.top)];}return intersect;};Balloon.prototype.isSameElement=function(el1,el2){if(!el1||!el2){return false;}var R1=this.getLoc(el1,'region');var R2=this.getLoc(el2,'region');var same=R1.contains(R2)&&R2.contains(R1);return same?true:false;};Balloon.prototype.getAndCheckContents=function(caption){var originalCaption=caption;var notAllowed='are not allowed in popup balloons in this web site. Please contact the site administrator for assistance.';var notSupported='AJAX is not supported for popup balloons in this web site. Please contact the site administrator for assistance.';if(this.helpUrl&&!this.allowAJAX){alert('Sorry, you have specified help URL '+this.helpUrl+' but '+notSupported);return null;}if(caption.match(/^url:/)){this.activeUrl=caption.replace(/^url:/,'');caption='';}else if(caption.match(/^(https?:|\/|ftp:)\S+$/i)){this.activeUrl=caption;caption='';}if(this.activeUrl&&!this.allowAJAX){alert('Sorry, you asked for '+originalCaption+' but '+notSupported);return null;}if(caption.match(/^load:/)){var load=caption.split(':');if(!document.getElementById(load[1])){alert('problem locating element '+load[1]);}caption=document.getElementById(load[1]).innerHTML;this.loadedFromElement=true;}if(caption.match(/<\s*iframe/i)&&!this.allowIframes){alert('Sorry: iframe elements '+notAllowed);return null;}if(caption.match(/\bon(load|mouse|click|unload|before)[^=]*=/i)&&!this.allowEventHandlers){alert('Sorry: JavaScript event handlers '+notAllowed);return null;}if(caption.match(/<\s*script/i)&&!this.allowScripts){alert('Sorry: <script> elements '+notAllowed);return null;}this.currentHelpText=this.getContents(caption);this.loadedFromElement=false;return this.currentHelpText;};Balloon.prototype.getContents=function(section){if(!this.helpUrl&&!this.activeUrl){return section;}if(this.loadedFromElement){return section;}var url=this.activeUrl||this.helpUrl;url+=this.activeUrl?'':'?section='+section;this.activeUrl=null;var ajax;if(window.XMLHttpRequest){ajax=new XMLHttpRequest();}else{ajax=new ActiveXObject("Microsoft.XMLHTTP");}if(ajax){ajax.open("GET",url,false);ajax.onreadystatechange=function(){};try{ajax.send(null);}catch(e){}var txt=this.escapeHTML?escape(ajax.responseText):ajax.responseText;return txt||section;}else{return section;}};Balloon.prototype.isIE=function(){return document.all&&!window.opera;};Balloon.prototype.isOldIE=function(){if(navigator.appVersion.indexOf("MSIE")==-1){return false;}var temp=navigator.appVersion.split("MSIE");return parseFloat(temp[1])<7;};Balloon.prototype.isKonqueror=function(){return navigator.userAgent.toLowerCase().indexOf('konqueror')!=-1;};Balloon.prototype.isChrome=function(){return navigator.userAgent.toLowerCase().indexOf('chrome')>-1;};