function popupfriends(mylink, windowname)
{
var winleft = (screen.width - 480) / 2;
var winUp = (screen.height - 300) / 2;


if (! window.focus)return true;
  var href;
  if(typeof(mylink) == 'string')
    href=mylink;
  else
    href=mylink.href;
    window.open(href, windowname, 'top='+((screen.height - 300) / 2)+',left='+((screen.width - 480) / 2)+',toolbar=0 status=0,resizable=0,Width=500,height=400,scrollbars=0');
    
 return false;

}