IE 7 Validation Error

Greetings,
I have the sleepingancestors website, hosted by rootsweb.
http://freepages.genealogy.rootsweb.ancestry.com/~sleepingancestors/Index.ht
ml
 
I have @ 35,000 pictures that as I understand it, cannot be viewed using IE
7.
One of the image pages is listed below.
What can I do to correct the problem. I have 3 years of work tied up in this
project
http://freepages.genealogy.rootsweb.ancestry.com/~sleepingancestors/cemeteri
es/Texas/Gaines/Seminole/GainesMemGarden/GainesMemGardImages/Seay_Amos_1919-
1986_Vet.jpg
 
Thank you for any assistance that you may be offer.
Erny Long
Terrible distraught struggling webster