The best websites are those that are continually updated with trip reports and videos or slideshows of challenging and out of the way climbs. Good pictures are also great. Links are also worth having as they increase visitors to your site.
After you get through with browsing Personal Websites, here are a few more
http://www.summitpost.org/custom-object ... sites.html
My favourite is DIY articles. Gear is very expensive and there are a lot of creative ideas out there that can cut the cost. A great example is the article on summitport.org about how to make your own hanging stove. It's actually how i stumbled across this brilliant site.