[PinkMilk]

Remove navbits:

Use a condition wrap navbits in this:

<if condition="THIS_SCRIPT != 'index'">

<!-- Navbit code here -->

</if>

This will remove the navbits from forumhome

Shadow:
Create an outer wrapper, in header template find:

<!-- content table -->

below that add:

<div id="shadow"><!-- Start: Shadow -->

In footer template find:

$ad_location[ad_footer_end]

above that add:

 </div><!-- End: Shadow -->

In additional css add:

#shadow {
background:#fff url(path/to/shadow/image.gif) repeat-y top center;
width:??px;
margin:0 auto;
}