To connect via proxy servers...it's easy .. Here are some steps to make it possible...

the steps are:

[FIREFOX]
1, Open your Firefox browser... and go to this site http://www.proxy4free.com to get lists of proxy servers available...:


2, Select your preferred proxy servers...but make sure you ping the address first...in case the proxy server is down or busy:


3, Select another proxy if the first proxy you chose is down...ping the address again:


4, Then, if the proxy is working [online], you just need to set some configuration. Click on Tools, then select Options:


5, Click on Connection Settings button:


6, Click on Manual proxy configuration, and enter the proxy address and the port:


7, Then click on OK button to save the settings....if you're unsure whether you already can connect via the proxy...you just type http://www.whatismyip.com :


Walla...there you go ..

For Internet Explorer...it's easy...just follow the steps below:

1, Click on Tools, and chose Internet Options:


2, Click on Connections tab, and click on LAN Settings:


3, Tick the Use a proxy server for your LAN, and then enter the proxy address and the port, and then tick Bypass proxy servers for local address:


4, To verify your connection...just do the same thing like previously in Firefox, type http://www.whatismyip.com :