Signature Template Help

[adwhitworth]

<p>__________________<br />
<div style="width:560;height:178;overflow:hidden;">$pos t[signature]</div></p>

We have changed the original code to this so it won't allow oversized signatures. However, any signatures which are actually smaller end up getting stretched. Is there anything that we could add or remove so it doesn't stretch undersized but keeps oversized sigs away.