XMPP/Jabber Webclient enabled

I searched years for it: a webchat client for Jabber/XMPP, which is mostly secure and comfortable to use: Converse.js.
On our website in the bottom right corner there is now a "toggle chat"-button, when clicked existing users (@linuxlovers.at, @0nl1ne.at or @jabber.linuxlovers.at) can login: