/**
  * Get a ajax-link to a specified DataBrowser
  * @param string $name Name to be displayed as link
  * @param int $start Timestamp for first date in browser
  * @param int $end Timestamp for last date in browser
  * @param string $title title for the link
  * @param string $rel
  * @return string HTML-link
  */
 static function link($name, $start, $end, $title = '', $rel = '')
 {
     if (FrontendShared::$IS_SHOWN) {
         return DataBrowserShared::getLink($name, $start, $end, $title = '');
     }
     $href = 'call/call.DataBrowser.display.php?start=' . $start . '&end=' . $end;
     return Ajax::link($name, DATA_BROWSER_ID, $href, $rel, $title);
 }