Here is the solution:
1) Open your opera browser and open your orkut profile.
2)* Now press function key F12 on top first rowof your keyboard keys.
3) Then click Edit site preferences.
4) And finally uncheck inline frames option.
5) And then Ok...its done :)
* OR if you want you can also go to site preferences by clicking tools on top of opera browser menu then quick preferences n then Edit site preferences button then the same window will get open whare in the display tab you can uncheck inline frame option.
Summary:
F12>edit site preferences>Display>uncheck inline frames option and ok ;-)
Done
(Special Thanks to Abhishek Ji(Like no other) for helping me.)