var aims_ctcChatWindow = null; 
function doOnChatLinkClick(stAimsChatURl,appid) 
			{
               
			  _hbLink('OverView_VAChat');
			  if( aims_ctcChatWindow!=null && aims_ctcChatWindow.closed==false )
			  {
                aims_ctcChatWindow.focus();
		      }
              else
              {
			    var myWidth = 320;
				var myHeight = 620;
				var padding = 12;
				window.resizeTo(window.screen.availWidth - (myWidth + padding), window.screen.availHeight);
				window.moveTo(myWidth + padding, 0);  
			  
				var chatWindowName = 'AIMSCTCCHATWINDOW';
				var width = screen.availWidth;
				var width = 320;
				var height =700;
				var aimsChatWindowFeatures = 'left=0,top=0,width='+width+',height='+height;
				var vaQuestion = "";
				 
				var srcTitle =document.title
				srcTitle = srcTitle.replace("'","");	
				
				var aimsurl = stAimsChatURl + "?appid=" +appid+ "&Source Title=" + escape(srcTitle) + "&Source URL=" + escape(window.document.location) +"&initQ=" +escape(vaQuestion) ;
				
				aims_ctcChatWindow = window.open(aimsurl, chatWindowName, aimsChatWindowFeatures);
				}
			 }