var popUpWin=null;


function PopUpWinImg(imgname,w,h)
{
 w+=60; h+=64;
 if (popUpWin && !popUpWin.closed) popUpWin.close();
 winFeatures="width="+w+",height="+h+",toolbar=no,location=no,"+
             "directories=no,status=no,menubar=no,resizable=yes,scrollbars=no";
 popUpWin = window.open(imgname, "ImageWindow", winFeatures); 
 if (!popUpWin.opener) popUpWin.opener = self;
}