function PromegaActivateTabA(tabNum)
{
var i, divName, CurrentTab;

CurrentTab = "tab" + tabNum;
			
   			for(i=0; i<=1; i++)
   			{ 
   					divName = "tab" + i;
   					
     				if(divName == CurrentTab) 
     			{
       				document.getElementById(CurrentTab).style.display = "block";

       			}
     				else 
     			{
					document.getElementById(divName).style.display = "none";
   				}     
			}	
}