function multimed(url, width, height){

   var Win = window.open(url,"displayWindow",'width=' + width + ',height=' +
                         height + ',resizable=yes,scrollbars=no,' +
                         'menubar=no,toolbar=no,status=no,screenX=100,' +
                         'screenY=100,top=100,left=100');
}

  function displayWindow(url, width, height){
    var Win = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',resizable=0,scrollbars=no,menubar=no,toolbar=no,status=no');
  }