How to install 2.3.4 Gingerbread on Galaxy 5503??

http://igyaan.in/2011/10/14857/independence-special-upgrade-samsung-galaxy-5-android-2-3-4-gingerbread

http://96.30.56.9/~ace/showthread.php?t=490731&page=3

http://hacking-class.blogspot.com/2011/08/andoird-gingerbread-23-in-samsung.html