var Spry;if(!Spry){Spry={};}if(!Spry.Widget){Spry.Widget={};}Spry.Widget.Accordion=function(element,opts){this.element=this.getElement(element);this.defaultPanel=0;this.hoverClass="AccordionPanelTabHover";this.openClass="AccordionPanelOpen";this.closedClass="AccordionPanelClosed";this.focusedClass="AccordionFocused";this.enableAnimation=true;this.enableKeyboardNavigation=true;this.currentPanel=null;this.animator=null;this.hasFocus=null;this.previousPanelKeyCode=Spry.Widget.Accordion.KEY_UP;this.nextPanelKeyCode=Spry.Widget.Accordion.KEY_DOWN;this.useFixedPanelHeights=false;this.fixedPanelHeight=0;Spry.Widget.Accordion.setOptions(this,opts,true);this.attachBehaviors();};Spry.Widget.Accordion.prototype.getElement=function(ele){if(ele&&typeof ele=="string"){return document.getElementById(ele);}return ele;};Spry.Widget.Accordion.prototype.addClassName=function(ele,className){if(!ele||!className||(ele.className&&ele.className.search(new RegExp("\\b"+className+"\\b"))!=-1)){return;}ele.className+=(ele.className?" ":"")+className;};Spry.Widget.Accordion.prototype.removeClassName=function(ele,className){if(!ele||!className||(ele.className&&ele.className.search(new RegExp("\\b"+className+"\\b"))==-1)){return;}ele.className=ele.className.replace(new RegExp("\\s*\\b"+className+"\\b","g"),"");};Spry.Widget.Accordion.setOptions=function(obj,optionsObj,ignoreUndefinedProps){if(!optionsObj){return;}for(var optionName in optionsObj){if(ignoreUndefinedProps&&optionsObj[optionName]==undefined){continue;}obj[optionName]=optionsObj[optionName];}};Spry.Widget.Accordion.prototype.onPanelTabMouseOver=function(e,panel){if(panel){this.addClassName(this.getPanelTab(panel),this.hoverClass);}return false;};Spry.Widget.Accordion.prototype.onPanelTabMouseOut=function(e,panel){if(panel){this.removeClassName(this.getPanelTab(panel),this.hoverClass);}return false;};Spry.Widget.Accordion.prototype.openPanel=function(elementOrIndex){var panelA=this.currentPanel;var panelB;if(typeof elementOrIndex=="number"){panelB=this.getPanels()[elementOrIndex];}else{panelB=this.getElement(elementOrIndex);}if(!panelB||panelA==panelB){return null;}var contentA=panelA?this.getPanelContent(panelA):null;var contentB=this.getPanelContent(panelB);if(!contentB){return null;}if(this.useFixedPanelHeights&&!this.fixedPanelHeight){this.fixedPanelHeight=(contentA.offsetHeight)?contentA.offsetHeight:contentA.scrollHeight;}if(this.enableAnimation){if(this.animator){this.animator.stop();}this.animator=new Spry.Widget.Accordion.PanelAnimator(this,panelB,{duration:this.duration,fps:this.fps,transition:this.transition});this.animator.start();}else{if(contentA){contentA.style.display="none";contentA.style.height="0px";}contentB.style.display="block";contentB.style.height=this.useFixedPanelHeights?this.fixedPanelHeight+"px":"auto";}if(panelA){this.removeClassName(panelA,this.openClass);this.addClassName(panelA,this.closedClass);}this.removeClassName(panelB,this.closedClass);this.addClassName(panelB,this.openClass);this.currentPanel=panelB;return panelB;};Spry.Widget.Accordion.prototype.closePanel=function(){if(!this.useFixedPanelHeights&&this.currentPanel){var panel=this.currentPanel;var content=this.getPanelContent(panel);if(content){if(this.enableAnimation){if(this.animator){this.animator.stop();}this.animator=new Spry.Widget.Accordion.PanelAnimator(this,null,{duration:this.duration,fps:this.fps,transition:this.transition});this.animator.start();}else{content.style.display="none";content.style.height="0px";}}this.removeClassName(panel,this.openClass);this.addClassName(panel,this.closedClass);this.currentPanel=null;}};Spry.Widget.Accordion.prototype.openNextPanel=function(){return this.openPanel(this.getCurrentPanelIndex()+1);};Spry.Widget.Accordion.prototype.openPreviousPanel=function(){return this.openPanel(this.getCurrentPanelIndex()-1);};Spry.Widget.Accordion.prototype.openFirstPanel=function(){return this.openPanel(0);};Spry.Widget.Accordion.prototype.openLastPanel=function(){var panels=this.getPanels();return this.openPanel(panels[panels.length-1]);};Spry.Widget.Accordion.prototype.onPanelTabClick=function(e,panel){if(panel!=this.currentPanel){this.openPanel(panel);}else{this.closePanel();}if(this.enableKeyboardNavigation){this.focus();}return false;};Spry.Widget.Accordion.prototype.onFocus=function(e){this.hasFocus=true;this.addClassName(this.element,this.focusedClass);return false;};Spry.Widget.Accordion.prototype.onBlur=function(e){this.hasFocus=false;this.removeClassName(this.element,this.focusedClass);return false;};Spry.Widget.Accordion.KEY_UP=38;Spry.Widget.Accordion.KEY_DOWN=40;Spry.Widget.Accordion.prototype.onKeyDown=function(e){var key=e.keyCode;if(!this.hasFocus||(key!=this.previousPanelKeyCode&&key!=this.nextPanelKeyCode)){return true;}var panels=this.getPanels();if(!panels||panels.length<1){return false;}var currentPanel=this.currentPanel?this.currentPanel:panels[0];var nextPanel=(key==this.nextPanelKeyCode)?currentPanel.nextSibling:currentPanel.previousSibling;while(nextPanel){if(nextPanel.nodeType==1){break;}nextPanel=(key==this.nextPanelKeyCode)?nextPanel.nextSibling:nextPanel.previousSibling;}if(nextPanel&&currentPanel!=nextPanel){this.openPanel(nextPanel);}return false;};Spry.Widget.Accordion.prototype.attachPanelHandlers=function(panel){if(!panel){return;}var tab=this.getPanelTab(panel);if(tab){var self=this;Spry.Widget.Accordion.addEventListener(tab,"click",function(e){return self.onPanelTabClick(e,panel);},false);Spry.Widget.Accordion.addEventListener(tab,"mouseover",function(e){return self.onPanelTabMouseOver(e,panel);},false);Spry.Widget.Accordion.addEventListener(tab,"mouseout",function(e){return self.onPanelTabMouseOut(e,panel);},false);}};Spry.Widget.Accordion.addEventListener=function(element,eventType,handler,capture){try{if(element.addEventListener){element.addEventListener(eventType,handler,capture);}else{if(element.attachEvent){element.attachEvent("on"+eventType,handler);}}}catch(e){}};Spry.Widget.Accordion.prototype.initPanel=function(panel,isDefault){var content=this.getPanelContent(panel);if(isDefault){this.currentPanel=panel;this.removeClassName(panel,this.closedClass);this.addClassName(panel,this.openClass);if(content){if(this.useFixedPanelHeights){if(this.fixedPanelHeight){content.style.height=this.fixedPanelHeight+"px";}}else{content.style.height="auto";}}}else{this.removeClassName(panel,this.openClass);this.addClassName(panel,this.closedClass);if(content){content.style.height="0px";content.style.display="none";}}this.attachPanelHandlers(panel);};Spry.Widget.Accordion.prototype.attachBehaviors=function(){var panels=this.getPanels();for(var i=0;i<panels.length;i++){this.initPanel(panels[i],i==this.defaultPanel);}this.enableKeyboardNavigation=(this.enableKeyboardNavigation&&this.element.attributes.getNamedItem("tabindex"));if(this.enableKeyboardNavigation){var self=this;Spry.Widget.Accordion.addEventListener(this.element,"focus",function(e){return self.onFocus(e);},false);Spry.Widget.Accordion.addEventListener(this.element,"blur",function(e){return self.onBlur(e);},false);Spry.Widget.Accordion.addEventListener(this.element,"keydown",function(e){return self.onKeyDown(e);},false);}};Spry.Widget.Accordion.prototype.getPanels=function(){return this.getElementChildren(this.element);};Spry.Widget.Accordion.prototype.getCurrentPanel=function(){return this.currentPanel;};Spry.Widget.Accordion.prototype.getPanelIndex=function(panel){var panels=this.getPanels();for(var i=0;i<panels.length;i++){if(panel==panels[i]){return i;}}return -1;};Spry.Widget.Accordion.prototype.getCurrentPanelIndex=function(){return this.getPanelIndex(this.currentPanel);};Spry.Widget.Accordion.prototype.getPanelTab=function(panel){if(!panel){return null;}return this.getElementChildren(panel)[0];};Spry.Widget.Accordion.prototype.getPanelContent=function(panel){if(!panel){return null;}return this.getElementChildren(panel)[1];};Spry.Widget.Accordion.prototype.getElementChildren=function(element){var children=[];var child=element.firstChild;while(child){if(child.nodeType==1){children.push(child);}child=child.nextSibling;}return children;};Spry.Widget.Accordion.prototype.focus=function(){if(this.element&&this.element.focus){this.element.focus();}};Spry.Widget.Accordion.prototype.blur=function(){if(this.element&&this.element.blur){this.element.blur();}};Spry.Widget.Accordion.PanelAnimator=function(accordion,panel,opts){this.timer=null;this.interval=0;this.fps=60;this.duration=200;this.startTime=0;this.transition=Spry.Widget.Accordion.PanelAnimator.defaultTransition;this.onComplete=null;this.panel=panel;this.panelToOpen=accordion.getElement(panel);this.panelData=[];this.useFixedPanelHeights=accordion.useFixedPanelHeights;Spry.Widget.Accordion.setOptions(this,opts,true);this.interval=Math.floor(1000/this.fps);var panels=accordion.getPanels();for(var i=0;i<panels.length;i++){var p=panels[i];var c=accordion.getPanelContent(p);if(c){var h=c.offsetHeight;if(h==undefined){h=0;}if(p==panel&&h==0){c.style.display="block";}if(p==panel||h>0){var obj=new Object;obj.panel=p;obj.content=c;obj.fromHeight=h;obj.toHeight=(p==panel)?(accordion.useFixedPanelHeights?accordion.fixedPanelHeight:c.scrollHeight):0;obj.distance=obj.toHeight-obj.fromHeight;obj.overflow=c.style.overflow;this.panelData.push(obj);c.style.overflow="hidden";c.style.height=h+"px";}}}};Spry.Widget.Accordion.PanelAnimator.defaultTransition=function(time,begin,finish,duration){time/=duration;return begin+((2-time)*time*finish);};Spry.Widget.Accordion.PanelAnimator.prototype.start=function(){var self=this;this.startTime=(new Date).getTime();this.timer=setTimeout(function(){self.stepAnimation();},this.interval);};Spry.Widget.Accordion.PanelAnimator.prototype.stop=function(){if(this.timer){clearTimeout(this.timer);for(i=0;i<this.panelData.length;i++){obj=this.panelData[i];obj.content.style.overflow=obj.overflow;}}this.timer=null;};Spry.Widget.Accordion.PanelAnimator.prototype.stepAnimation=function(){var curTime=(new Date).getTime();var elapsedTime=curTime-this.startTime;var i,obj;if(elapsedTime>=this.duration){for(i=0;i<this.panelData.length;i++){obj=this.panelData[i];if(obj.panel!=this.panel){obj.content.style.display="none";obj.content.style.height="0px";}obj.content.style.overflow=obj.overflow;obj.content.style.height=(this.useFixedPanelHeights||obj.toHeight==0)?obj.toHeight+"px":"auto";}if(this.onComplete){this.onComplete();}return;}for(i=0;i<this.panelData.length;i++){obj=this.panelData[i];var ht=this.transition(elapsedTime,obj.fromHeight,obj.distance,this.duration);obj.content.style.height=((ht<0)?0:ht)+"px";}var self=this;this.timer=setTimeout(function(){self.stepAnimation();},this.interval);};