http://www.hdloader.net/hdloader-modchip-faq.htm
3. A french site was working on these online games by patching SMAP files, but as usual PS2Ownz think they can do better and took over "the little guy's" project.
On a sidenote: I tried to google this and i came up with
www.hdloader.com (first site of HDLoader) is back under construction. Anybody got any idea?