var HelpPlacardController=Class.create({initialize:function(b){this.domNode=b;this.width=822;this.height=603;var a=[{key:"&nbsp;",text:kHelpPlacardNavigationTitle,header:true},{key:"return/enter &nbsp; space &nbsp; &#8594 &nbsp; &#8595 &nbsp; page down",text:kHelpPlacardAdvanceToNextBuild},{key:"[ &nbsp; shift - page up &nbsp; shift - &#8592",text:kHelpPlacardGoBackToPreviousBuild},{key:"] &nbsp; shift - &#8594",text:kHelpPlacardAdvanceAndSkipBuild},{key:"shift - page down &nbsp; shift - &#8595 &nbsp; + &nbsp; =",text:kHelpPlacardAdvanceToNextSlide},{key:"&#8592 &nbsp; &#8593 &nbsp; - &nbsp; shift - &#8593",text:kHelpPlacardGoBackToPreviousSlide},{key:"home",text:kHelpPlacardGoToFirstSlide},{key:"end",text:kHelpPlacardGoToLastSlide},{key:"slide number + return/enter",text:kHelpPlacardGoToSpecificSlide},{key:"&nbsp;",text:kHelpPlacardOtherTitle,header:true},{key:"? &nbsp; /",text:kHelpPlacardShowOrHideKeyboardShortcuts},{key:"s",text:kHelpPlacardShowOrHideTheCurrentSlideNumber},{key:"esc &nbsp; q",text:kHelpPlacardQuitPresentationMode}];this.helpPlacardTitleBar=new HelpPlacardTitleBar();this.helpPlacardContentPanel=new HelpPlacardContentPanel(a);this.helpPlacardFooter=new HelpPlacardFooter();this.domNode.appendChild(this.helpPlacardTitleBar.domNode);this.domNode.appendChild(this.helpPlacardContentPanel.domNode);this.domNode.appendChild(this.helpPlacardFooter.domNode);this.isShowing=false},handleClickEvent:function(a){a=a||window.event;var b=a.target||a.srcElement;if(this.isShowing){if(browserPrefix==="ms"){a.cancelBubble=true}else{a.stopPropagation()}}this.hide()},setPosition:function(b,a){this.domNode.style.left=b+"px";this.domNode.style.top=a+"px"},show:function(){this.isShowing=true;this.domNode.style.display="block";this.domNode.style.opacity=1},hide:function(){this.isShowing=false;this.domNode.style.display="none";this.domNode.style.opacity=0},registerDragEvents:function(){this.drag=this.dragging.bindAsEventListener(this);this.dragStop=this.stopDragging.bindAsEventListener(this);Event.observe(this.domNode,"mousedown",this.startDragging.bindAsEventListener(this))},startDragging:function(a){this.startX=Event.pointerX(a);this.startY=Event.pointerY(a);this.left=parseInt(this.domNode.style.left);this.top=parseInt(this.domNode.style.top);Event.observe(document,"mousemove",this.drag);Event.observe(this.domNode,"mouseup",this.dragStop)},dragging:function(b){var a=Event.pointerX(b);var c=Event.pointerY(b);this.domNode.style.left=(a-this.startX+this.left)+"px";this.domNode.style.top=(c-this.startY+this.top)+"px";Event.stop(b)},stopDragging:function(a){Event.stopObserving(document,"mousemove",this.drag);Event.stopObserving(this.domNode,"mouseup",this.dragStop);Event.stop(a)}});var HelpPlacardTitleBar=Class.create({initialize:function(){this.domNode=document.createElement("div");this.domNode.setAttribute("class","helpPlacardTitleBar");this.closeButton=document.createElement("div");this.closeButton.setAttribute("class","helpPlacardCloseButton");this.title=document.createElement("div");this.title.setAttribute("class","helpPlacardTitle");this.title.innerHTML=kHelpPlacardMainTitle;this.domNode.appendChild(this.closeButton);this.domNode.appendChild(this.title)}});var HelpPlacardContentPanel=Class.create({initialize:function(a){this.domNode=document.createElement("div");this.domNode.setAttribute("class","helpPlacardContentPanel");for(var c=0,f=a.length;c<f;c++){var e=a[c];var g=document.createElement("div");var b,d;if(e.header){g.setAttribute("class","helpPlacardHeader");b=document.createElement("div");b.setAttribute("class","helpPlacardLeftHeaderItem");b.innerHTML=e.text;g.appendChild(b)}else{g.setAttribute("class","helpPlacardItem");b=document.createElement("div");b.setAttribute("class","helpPlacardRightItem");b.innerHTML=e.key;d=document.createElement("div");d.setAttribute("class","helpPlacardLeftItem");d.innerHTML=e.text;g.appendChild(b);g.appendChild(d)}this.domNode.appendChild(g)}}});var HelpPlacardFooter=Class.create({initialize:function(){this.domNode=document.createElement("div");this.domNode.setAttribute("class","helpPlacardFooter");var a=document.createElement("div");a.innerHTML="Acknowledgements";a.setAttribute("class","helpPlacardAcknowledgementsButton");Event.observe(a,"click",this.handleClickEvent.bind(this));this.domNode.appendChild(a)},handleClickEvent:function(a){a=a||window.event;if(browserPrefix==="ms"){a.cancelBubble=true}else{a.stopPropagation()}window.open("Acknowledgements.pdf","_Acknowledgements")}});