var lastvideosource="";function FlashRequest(status,args){if(status=="goFullscreen"){if(typeof(this.goFullscreen)!="undefined"){eval("goFullscreen("+ args+")");}}else if(status=="clickVideo"){}else if(status=="donePlaying"){stopflashpreview();}}
function doThumbPreviewClick(){var candidates=ele("thumbflashpreview_"+lastvideosource).parentNode.parentNode.childNodes;stopflashpreview();for(var x=0;x<candidates.length;x++){if(candidates[x].nodeName=="A"){var url=candidates[x].href;if(url.indexOf("http://")==0){var target=candidates[x].target;if(target==""){target="_blank";}
window.open(url,target);return;}}}}
function setCookie(cookieName,newValue){var expDate=new Date();expDate.setDate(expDate.getDate()+ 365);document.cookie=cookieName+"="+ newValue+"; expires="+ expDate.toGMTString();}
function setChildVisibilityWithNodeName(element,name,show){for(var x=0;x<element.childNodes.length;x++){if(element.childNodes[x].nodeName==name){setEleVisibility(element.childNodes[x],show);}}}
function stopflashpreview(){var element=ele("thumbflashpreview_"+lastvideosource);if((element)&&typeof(element)!="undefined"){var parent=element.parentNode.parentNode;var fo=new FlashObject("","VideoPlayback",0,0,"7","#ffffff",false);fo.write("thumbflashpreview_"+lastvideosource);removeEle(element.parentNode);setChildVisibilityWithNodeName(parent,"A",true);}}
function switchflash(element,videosourceurl,width,height,videosource){stopflashpreview(videosource);flash7OrHigher(true);var newhtml="<div id=\"thumbflashpreview_"+ videosource+"\"></div>";var newEle=document.createElement('div');newEle.innerHTML=newhtml;setChildVisibilityWithNodeName(element.parentNode,"A",false);element.parentNode.appendChild(newEle);var fo=new FlashObject(videosourceurl,"VideoPlayback",width,height,"7","#ffffff",true);fo.addParam("quality","best");fo.addParam("allowScriptAccess","always");fo.addParam("scale","noScale");fo.addParam("wmode","window");fo.addParam("salign","TL");fo.addParam("FlashVars","playerMode=embedded");fo.write("thumbflashpreview_"+ videosource);lastvideosource=videosource;return false;}
var isIE=(navigator.appVersion.indexOf("MSIE")!=-1)?true:false;var isWin=(navigator.appVersion.toLowerCase().indexOf("win")!=-1)?true:false;var isOpera=(navigator.userAgent.indexOf("Opera")!=-1)?true:false;function flash7OrHigher(checkIE){if(!checkIE&&isIE&&isWin)return;for(i=25;i>0;i--){if(isIE&&isWin&&!isOpera){versionStr=VBGetSwfVer(i);}else{versionStr=navigator.plugins["Shockwave Flash"].description.substring(16,19);}
if(versionStr==-1){displayFlashErrorAndNavigate();return false;}else if(versionStr!=0){if(isIE&&isWin&&!isOpera){tempArray=versionStr.split(" ");tempString=tempArray[1];versionArray=tempString.split(",");}else{versionArray=versionStr.split(".");}
versionMajor=versionArray[0];if(versionMajor<7){displayFlashErrorAndNavigate();return false;}else{return true;}}}
displayFlashErrorAndNavigate();return false;}
function displayFlashErrorAndNavigate(){if(confirm("You need Flash 7 or higher to watch videos.")){window.location="http://www.macromedia.com/go/getflashplayer";}}
function ele(eleName){if(document.getElementById&&document.getElementById(eleName)){return document.getElementById(eleName);}
else if(document.all&&document.all(eleName)){return document.all(eleName);}
else if(document.layers&&document.layers[eleName]){return document.layers[eleName];}else{return false;}}
function hideEle(el){el.style.display="none";}
function showEle(el){el.style.display="";}
function setEleVisibility(el,vis){if(vis){showEle(el);}else{hideEle(el);}}
function toggleVisibility(eleName){var el=ele(eleName);if(!el){return true;}else if(cascadedstyle(el,"display","display")=="block"){el.className="invisible";}else{el.className="visible";}}
function cascadedstyle(ele,cssproperty,csspropertyNS){if(ele.currentStyle){return ele.currentStyle[cssproperty];}else if(window.getComputedStyle){var elestyle=window.getComputedStyle(ele,"");return elestyle.getPropertyValue(csspropertyNS);}}
function removeEle(el){el.parentNode.removeChild(el);}
function prepareSearchParams(p){if(typeof(this.encodeURIComponent)!="undefined"){p=encodeURIComponent(p);}else{p=escape(p);}
var re=/(%20)+/g;return p.replace(re,"+");}
function searchthisshow(thequery){var thedocid=window.location.search.split("docid=")[1].split("&")[0];window.location="/videopreview?q="+ prepareSearchParams(thequery)+"&docid="+ thedocid;return false;}
function pvsearch(thequery){window.location="/videosearch?q="+ prepareSearchParams(thequery);}
function rtclk(e){if(document.all&&!document.getElementById){if(event.button==2)
return false;}
else if(document.layers){if(e.which==2||e.which==3){return false;}}}
function install_rtclk(){if(document.layers)
document.captureEvents(Event.MOUSEDOWN);document.onmousedown=rtclk;document.oncontextmenu=function(){return false;}}
function numberFilter(evt){var charCode;if(navigator.appName=="Microsoft Internet Explorer"){charCode=evt.keyCode;}else{charCode=evt.charCode;}
return evt.metaKey||(charCode<31||(charCode>47&&charCode<58)||(charCode>63231&&charCode<63236));}
function switchTab(link,color){for(i=0;i<tabs.length;i++){document.getElementById("l"+tabs[i]).className="unselected";document.getElementById("l"+tabs[i]).style.backgroundColor="#"+color;}
link.parentNode.className="selected";link.parentNode.style.backgroundColor="#FFFFFF";}
function switchLink(link){for(i=0;i<links.length;i++){document.getElementById("l"+links[i]).className="unselectedlink";}
link.className="selectedlink";}