AbleCommerce Shopping Cart Software

Hello, I need a spot of help: I've inherited maintenance of a site that has been heavily customized in non-semantic ways, such that if I try to change the theme of the site, the layout completely breaks. I need to work on a semantic redesign of the layout based on a clean template. Is there any way ...

As an update, I've found a temporary solution: I changed the /ShipAddress.aspx page to reflect the layout and contents of the single page Checkout scriptlet rather than the "add new address" dialog; I think I've basically cut around the entire original Checkout layout and contents process (which had...

Disclaimer: Any plain-language solutions you can give me would be great, as my handle on backend web development is shaky at best; I've just started learning .NET and I still get slightly lost in regards to my website's layout when trying to manage it through the Dashboard. If at all possible, plea...