I'm working on a website that offers ebooks and other stuff that needs a fixed price. I was wondering how I could make it so specific items have a base price (shipping) and an optional text box where the customers can enter their own price (donation, basically). I could obviously just put a paypal donation link, but I would prefer to allow people to just enter a donation that would be added to that products price.
Zen Cart 1.3.7, PHP 4
I'm using Google Checkout Primarily (and check/money as a second option), I'm not sure about the version number though.
Thanks
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