Why isnt my logo centering?

[imk]

^how do i sort that out?

<!-- logo -->
<table border="0" width="100%" cellpadding="0" cellspacing="0">
<tr>
<td align="center"><a href="forum.php"><img src="http://whoyoureppin.com/images/blizzard/Copy%20of%20misc/vbulletin3_logo_white.gif" border="0" alt="WhoYouReppin" /></a>
</td>
</tr>
</table>
<!-- /logo -->

<!-- content table -->
$spacer_open

$_phpinclude_output

<!-- USC header edit start -->
<table width="100%" cellpadding="0" cellspacing="0" border="0">
<tr>
$usc_left
<td valign="top">
<!-- USC header edit end -->

thats the code i have......

solved bloody USC...thanks