//----------------------------------------------
  function open_window(url) {
  var Win = null;

  Win = window.open("", "", "toolbar=no, width=549, height=520, directories=no, status=no, scrollbars=no, resize=yes, menubar=no");
  Win.location.href = url;
  }
    function zoom(co) {
  var Win = null;

  Win = window.open("", "", "toolbar=no, width=549, height=480, directories=no, status=no, scrollbars=no, resize=yes, menubar=no");
  Win.location.href = co;
  }
   function displayWindow(url, width, height) 
   {
		var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',0,scrollbars=yes,0,0' );
   }