How to add a link to the Thread Starter of Similar Threads

[car]

I want to add a link to the Thread Starter of Similar Threads, ie:

http://forums.glassesadvisor.com/showthread.php?t=7224

The first Thread Starter of Similar Threads is Meadow. How to add a link to Meadow, if we click the link, I will be guided to Meadow's profile page:
http://forums.glassesadvisor.com/member.php?u=2568

thanks.

[yahoo]

template - showthread_similarthreadbit
<td class="alt2" nowrap="nowrap"><span class="smallfont">$simthread[postusername]</span></td>

change to:
<td class="alt2" nowrap="nowrap"><span class="smallfont"><a href="member.php?$session[sessionurl]u=$simthread[postuserid]">$simthread[postusername]</a></span></td>