play any game without installing it

finally i got success to play any game without install.
1)you can play EA game and activsion game and many more
2)u have to do one thing
3)just get any dvd from friends who bought the dvd
4)as i got one of fifa-12
5)open the disk
6)copy the data file
7)now unrar using winrar if rar of data is there
8)get the crack of the game
9)now u search where is the .exe file of the game
10)replace with the crack
11)it's done
12)it is very useful to play new game like battle field3,call of duty 3,and fifa 12 as they installing there software using online server after activation
13)u can fifa crack from here-<a href="http://www.kat.ph/fifa-12-reloaded-crack-only-t5868628.html"><img src="http://www.kat.ph/torrentwidget/5a507dc26697ab6bcd3c70c5276593d327fb3b8e.png"></a>
14)u can also get the crack by searching on www.kat.ph