var myTWin = window.myTWin;
    
function OpenMyWin(link,winName)
  {
var retValue=true;
if (myTWin!=null && !myTWin.closed)
  {
   myTWin.focus();
   myTWin.location.href=link.href;
   }
else
   {
myTWin=window.open(link.href,winName , 'width=800,height=600,top=0,left=0');
if (myTWin==null || typeof(myTWin)=="undefined")
retValue=false;
else
   {
   link.target=winName;
   myTWin.focus();
   }
   }
return retValue;
    }