public function setHTML($message) {
		$f3 = \Base::instance();
		// we need a clean template instance for extending it one-time
		$tmpl = new \Template();
		// create traceable jump links
		if ($f3->exists('mailer.jumplinks',$jumplink) && $jumplink)
			$tmpl->extend('a', function($node) use($f3, $tmpl) {
				if (isset($node['@attrib'])) {
					$attr = $node['@attrib'];
					unset($node['@attrib']);
				} else
					$attr = array();
				if (isset($attr['href'])) {
					if (!$f3->exists('mailer.jump_route',$ping_route))
						$ping_route = '/mailer-jump';
					$attr['href'] = $f3->get('SCHEME').'://'.$f3->get('HOST').$f3->get('BASE').
						$ping_route.'?target='.urlencode($attr['href']);
				}
				$params = '';
				foreach ($attr as $key => $value)
					$params.=' '.$key.'="'.$value.'"';
				return '<a'.$params.'>'.$tmpl->build($node).'</a>';
			});
		$message = $tmpl->build($tmpl->parse($message));
		$this->setContent($message,'text/html');
	}