There are several erors in your code it is difficult to begin to troubleshoot this from this vantage point. Here are just a few:
Code:
...s/custom/images/header_info.gif"></h3
should have a closing tag like
Code:
...s/custom/images/header_info.gif"></h3>
What's weird (to me) is that I based this template off another site I did and the other site looks fine in IE
Is this template one for Zencart 1.3.x? Is your other site ver 1.3.x?
Using a template that is not updated for 1.3.x and was designed for 1.2.x could be your problem.