These days this is lot more important to many ppl even in institutions and at workplaces to use your facebook account(most popular website in world daily millions of people login here) and orkut account which was popular once upon a time hahah...we get in touch with people time for our dynamic websites..so in order to use these website we need a proxy server. The proxy server for which our node is connected is the only way which is being blocked our access but if we change the proxy server how can that be a big.. chocolate..so we have many website here which are used as proxy servers only from the browser
http://proxy-zone.net this is an excellent website which gives you many list of proxy servers ....even this website can be blocked by your boss when it is frequently used for many number of times...hahahah
For example if we take facebook it is intelligent in login from different proxy highly secured website..still there are many ways to undergo here...
you can check through many websites there in proxy zone and click for one website there you have to hit your desired website ...to go...