function popup(mylink)
{
  if (! window.focus) return true;
  var href;
  if (typeof(mylink) == 'string')
     href=mylink;
  else
     href=mylink.href;
  newwindow=window.open(href, 'popup', 'width=1024,height=768,scrollbars=yes,resizable=yes,dependent=yes');
  if (window.focus) {newwindow.focus()}
  return false;
}