If you need an idea, and want to see some layouts, and sift through a lot at once, check out this website:

http://www.websitetemplates.com/search.html?category=96

I find that when I design anything, I like to look through all sorts of examples and pull in elements of design from sites that inspire me… Check out the charity section – every layout on that website looks pretty professional to me, hopefully this can be a useful tool if you have designers-block!