function popup(url, name, width, height){
  var settings = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=" + width + ",height=" + height;
  MyNewWindow=window.open(url,name,settings);
} 

function customPopup(url, name, attrb){
  MyNewWindow=window.open(url,name,attrb);
}