Internet Explorer Troubleshooting Wizard Needed ASAP

We have a site with several pages displaying incorrectly in IE6 & IE7 but displaying fine in all other browsers including IE5. Please can you help you determine why this is and fix it? See one of the pages with the missing tables here [login to view URL] You can't see the table of products in IE 6 or 7 but you can see them perfectly fine in Firefox, even Internet Explorer 5.5! We are a small website development company always looking for good freelancers to work with on a regular basis. We look forward to working with you and seeing what you can do! This is a troubleshooting project and does not require any major developing, so please only place a bid if you fully understand that. If you're an Internet Explorer wizard, than this should take you a very short time to complete.