RV Site Builder which is the more popular of the 2 web site template builder programs that we offer does have the ability for you to modify the images in the main template that you choose.

To learn how to modify the template theme that you choose through the RV site builder click this link:
http://www.rvsitebuilder.com/vdo_general/ModifyTemplate.htm
or copy and paste that link into a browser and you will see the walk through video tutorial that Rv Site Builder has for modifying the theme that you choose.

Please let us know if you have any additional questions.

Thank You,
The Green Geeks Support Team