How do I ban people from my website??

http://www.lissaexplains.com/forum//showthread.php?s=&threadid=18998&highlight=ban+address

Your host has to support .htaccess, if you're on a free server, they don't support .htaccess, there's a JS ban script, I tried it, but it didn't work.

I have geocities. :(

You can try

http://javascript.internet.com/user-details/ip-filter-2.html