At least for me, and perhaps you as well, the only way I know how to make links clickable is to first click the HTML button on the far right of the edit controls. You can edit text in a post later the regular way.
You can go to the test area of the forum to try this.
http://www.webcashmaker.com/H_G/h18/poker/index.php
http://www.webcashmaker.com/H_G/h18/poker/images/006.jpg
Sorry, I don't know who they are.