var myvar = null;
function openPDFPrinterFriendlyGuide(link) {
   myvar= window.open(link,"_blank","scrollbars=no,menubar=no,status=no,top=9000,left=9000,width=10,height=10");
	setInterval('closeWin()',4000);
   	//focus on parent window
}

   function closeWin() {
	  // alert("myvar : "+myvar);
	  //if(myvar!=null)
	 //  {
      myvar.close();
	//  myvar=null;
	//   }

      }