<li>{$statusicon}<a href="forumdisplay.php?fid={$forum['fid']}">{$forum['name']}</a></li>

si salvezi.

Mergi in Admin CP >> Templates & Styles >> Templates >> Tema ta >> Forum Bit Templates >> forumbit_subforums
inlocuiesti codul existent cu urmatorul cod

<br />{$lang->subforums}<br /><ul class="columns">{$sub_forums}</ul>

si salvezi.

Mergi in Admin CP >> Templates & Styles >> Themes >> global.css >> Edit Stylesheet in Advanced Mode
la sfarsitul fisierului adaugi urmatorul cod

.columns 
{
list-style: none; 
margin: 0; 
padding: 0;
}

.columns li 
{
width: 50%; 
float: left;
}

si salvezi.