Toglimi una curiosita...perchè chiudi il body e poi mi metti un'altra tabella?

prova cosi:

<body topmargin="0" leftmargin="0" marginheight="0" marginwidth="0">
<table width="" align="left" cellpadding="0" cellspacing="0" border="0" >
<tr>
<td>[img]imm.png[/img]</td>
</tr>
</table>
<table width="100%" topmargin="0" leftmargin="0" marginheight="0" marginwidth="0" cellpadding="0" cellspacing="0" border="0">
<tr>
<td></td>
</tr>
</table>
</body >