Replace this:
Code:
<if condition="$show['moderated']">
<td class="alt2" id="td_post_$post[postid]" style="border-right: $stylevar[cellspacing]px solid $stylevar[tborder_bgcolor]">
<else />
<td class="alt1" id="td_post_$post[postid]" style="border-right: $stylevar[cellspacing]px solid $stylevar[tborder_bgcolor]">
</if>
with this:
Code:
<if condition="$show['moderated']">
<td class="alt2" id="td_post_$post[postid]" style="border-right: $stylevar[cellspacing]px solid $stylevar[tborder_bgcolor]" width="100%">
<else />
<td class="alt1" id="td_post_$post[postid]" style="border-right: $stylevar[cellspacing]px solid $stylevar[tborder_bgcolor]" width="100%">
</if>
(added width="100%" before > in <td>)
To center username replace this:
Code:
<a class="bigusername" href="member.php?$session[sessionurl]u=$post[userid]">$post[musername]<center></a>
with this:
Code:
<center><a class="bigusername" href="member.php?$session[sessionurl]u=$post[userid]">$post[musername]</a></center>
and few lines below it this: $post[musername]
with this: <center>$post[musername]</center>