There are three ways to fix this problem.
1. Change Your Browser.
2. Clear all Cookies,History,Index.dat Files(Please save your important links or downloads before deleting)
(You can use this software > http://www.mediafire.com/?lgdrhpy7qlihekb < to delete fastly or easily) Software Size - 03.38 MB
3. Reboot your system after deleting cookies.
Problem FIXED here in very simple steps
RESOLVE HERE