Show us code of 'comment_bit.html' from your template, plz.
<tr>
<td class="commentrow{row_bg_number}" valign="top" nowrap="nowrap">
<b>{comment_user_name}</b><br />
{comment_user_info}
{if comment_user_ip}<br /><br /><b>IP:</b> {comment_user_ip}{endif comment_user_ip}
</td>
<td width="100%" class="commentrow{row_bg_number}" valign="top">
<table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td valign="top"><b>{comment_headline}</b></td>
<td valign="top" align="right">{if admin_links}{admin_links}{endif admin_links}</td>
</tr>
</table>
<hr size="1" />
{comment_text}
</td>
</tr>
<tr>
<td class="commentrow{row_bg_number}" nowrap="nowrap">
<span class="smalltext">{comment_date}</span>
</td>
<td class="commentrow{row_bg_number}">
{comment_user_status_img}
{comment_user_profile_button}
{comment_user_email_button}
{comment_user_homepage_button}
{comment_user_icq_button}
</td>
</tr>
<tr>
<td colspan="2" class="commentspacerrow"><img src="{template_url}/images/spacer.gif" width="1" height="1" alt="" /></td>
</tr>
{if user_avatar_current}
{user_avatar_current}
{endif user_avatar_current}