I just found out about this website and thought it might be a good idea to blog the link.
Halachapedia - http://www.halachipedia.com/index.php?title=Main_Page
I have not really reviewed it so I can't really voice an opinion on its contents but, on the surface, it looks like a good resource to know about.
Here are also two articles about it that might be further helpful:
Rabbi Ben Hecht