[Event "Online Chess"]
[Site "Chess.com"]
[Date "2009.03.08"]
[Round "1"]
[White "uhkam"]
[Black "amro9581"]
[Result "1-0"]
[WhiteElo "1045"]
[BlackElo "1161"]
[TimeControl "1 in 5 days"]
[Termination "uhkam won by checkmate"]

1.e4 e5 2.Nf3 d6 3.Nc3 g6 4.d4 Qe7 5.Bg5 f6 6.Be3 Bd7 7.d5 c6 8.dxc6 Bxc6 9.Bb5 a6 10.Bxc6+ Nxc6
11.Qe2 Bg7 12.Nd5 Qd7 13.O-O-O Nge7 14.Qc4 O-O 15.b4 b5 16.Nxf6+ Kh8 17.Nxd7 bxc4 18.Nxf8 Rxf8 19.Ng5 Rf6 20.b5 axb5
21.Rd2 c3 22.Rd3 b4 23.Rhd1 Ng8 24.Rxd6 Rxd6 25.Nf7# 1-0

I know i missed a great chance there. 15.Nxf6++ would've been lot better. I don't know why i played 15.b4...

13. Nb6 .... 14.0-0-0 should have given you enough material and position to go on to win

Nice game . On move 19, you could have just taken d6 due to the N fork, but it's easy to miss stuff like that.