function gup( name )
{
  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if( results == null )
    return "";
  else
    return results[1];
}

var dev = gup( 'dev' );
var ts = new Date().getTime();

new Ajax.Updater('recommended-sites-zone', '/recommended.php', { method: 'get', parameters: {tstmp: ts} });