have a look..

You can try changing the normal proxy on your browser provided by the ISP. Before changing the proxy you should write or save the original proxy because if nothing worked then you may have to change it back to the orginal one. Be aware that these proxy doest not works with dial up connection in IE, hence if you are using IE , you should to be sure that you are having a broadband connection. Click here for the list of proxy’s you can try using. Just go to Internet options in tools menu –>> Connections–>> Lan Settings —>> Check the Use proxy checkbox —>> ( save any existing proxy ) —>> refer the list and enter the IP address in first box and the two or four digit port number (sepearted by : in the list ) in the box labeled port. This will divert your internet through the mentioned country proxy and hence may help you connect to the blocked site.