function showPopup( url )
  {
    day = new Date();
    id = day.getTime();
    eval("page" + id + " = window.open( url, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=800,height=600,left = 0,top = 0');");
  }