ultrasurf is the best in my experiance its as fast as it is using normall internet its easy to use the firefox plugin just load it up and click enable simple easy fast
http://www.ultrareach.com/

firefox plugin

go here and find "Add-on for Firefox"

http://www.ultrareach.com/download_en.htm

Edit: oh btw if you are using nod32 it will say its a trojan but its not
shadow.prx Reviewed by shadow.prx on . Software make us surf anonymous!! Is there any software which helps us to surf the site through a proxy all the time. This is because I changed the dns and I wanted to surf the site I can use the proxy sites but it sux. Rating: 5