// JavaScript Document
 var WinNum=0;
   function AbrirVentana(Url,x,y)
   {
   var String;
   String = "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,copyhistory=0,left=20,top=20,";
   String += ",width=";
   String += x;
   String += ",height=";
   String += y; 
   WinPic=window.open(Url,WinNum++,String);
   WinPic.focus();
   }
   
 var WinNum=0;
   function CerrarVentana()
   {
   self.close();
   }