There are many different sites, but i recommend Grooveshark.com. I have been using it for a long time and it is pretty good. You can subscribe to get the best of Grooveshark.
I think www.webs.com is probably the best. I have created more than 5 websites on Webs and it has been a good experience. You might also try yola.com.I think that google sites- www.sites.google.com...