<a href="http://chat.keeptalking.de/box/login.php?style=orange&amp;channel=feds&amp;lng=de" onclick="window.open(this.href + '&amp;embedded.url=' + escape(window.location.href), '_blank', 'width=545, height=460, innerWidth=545, innerHeight=460, resizable=yes'); return false;">Zum Chat</a>