For This just connect the pc with mobile office setting.
And Now main trick start. Open your moZila firefox and go to option
>network>setting> and click advance setting and proxy tab click no proxy to manual proxy and fill in proxy server
66.116.196.251 Port type 80 and now save it.
And now quit fierfox and again open it.
Now in url tab enter this http://0.facebook.com/cgi-bin/cgiproxy/nph-proxy.pl/o10000/http/google.com
and press enter .
Now you done . Use free.
If you wana other site open then just replace google.com with your site name. And open it. For downloading in Idm go to proxy tab and fill given ip and port and download unlimIted file .without limitation.