function popup(mylink, windowname)
{
  
  if (!window.focus)
   return true;
  
  var href;
  
  if (typeof(mylink) == 'string')
    href=mylink;
  else
    href=mylink.href;

  window.open(href, windowname,
  'width=380, height=280, scrollbars=no, resizable=no, screenX=25, screenY=240, left=25, top=240');

  return false;

}

function popupConverter(mylink, windowname)
{
  
  if (!window.focus)
   return true;
  
  var href;
  
  if (typeof(mylink) == 'string')
    href=mylink;
  else
    href=mylink.href;

  window.open(href, windowname,
  'width=650, height=350, scrollbars=yes, resizable=yes, screenX=25, screenY=240, left=50, top=200');

  return false;

}