[Q] can't enter recovery mode

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http://forum.xda-developers.com – hello, i have a problem with my galaxy gio... it is 2.2.1 and i wanted to upgradeit to a newer version. first i tried to use the stock recovery mode (the one without many options) and so i tryed to install the clockwork recovery. i forgot to do the root in the first place, so i have done it using superoneclick- the phone is now rooted and superuser is working great! the only problem is that now every time i try to enter recovery mode it is stuck on the samsung logo.. and then i turn off and on to normal mode... anybody can help me maybe restore the stock recovery?? or have a different s (HowTos)