If you are firefox user then you might be facing problem of this error " proxy server is refusing connection " . Don't worry it can solve easily . Just follow below steps ...
(1)Open tools..In tools find out " option " and click on it .
(2)You will see many different setting options in it . Now click on advance ( it's located at last ) ..
(3)Under advance setting click on Network..
(4)Now click on setting , proxy setting will open , click on No Proxy and press ok .
(5)Refresh your page it will work..
Remember in Short
Tools - Option - Advance - Network - Setting - click on " no proxy " - ok - DONE..