function PopupCenter(Location,w,h) //opens new window
	{
	  var options = "width=" + 750 + ",height=" + 650;
	  options += ",menubar=no,location=no,resizable,scrollbars,top=190,left=550";

	  var newwin = window.open(Location,'newWin',options);

	  if (newwin == null)
	  {
	    // The popup got blocked, notify the user
	    return false;
	  }

	  newwin.focus();
	}