How to embed a link within text in your server message?

[Sami2ss]

[/url=poop.com]Like this.[/url]

i know blockland doesn't run on bbcode so how would i go about doing this in the server message?

[Ad Bot]

[Sami2ss]

i meant like this

[Thorfin25]

<a:url without the http://></a> iirc

[Ocelotus]

<a:forum.blockland.us>hello</a>
                     =
                   hello

[Sami2ss]

thx guys.