Battle Realms : Change Sounds (Main Menu) using H2OTool

I've changed Koi Pond_Normal.wav with my favorite song ...
I use h2otool..

Here to Download H2otool file : http://sourceforge.net/projects/h2otool/files/h2otool/1.0/h2otool.1.0.zip/download


Steps :

1. I convert aishiteru.mp3 to aishiteru.wav then changed its name to Koi Pond_Normal.wav

2. extract file music.H2O
D:\Downloads\Compressed\h2o>h2otool exctract music.h2o d:\downloads\compressed\h2o\music\

3. overide my file

4. build music H2O
D:\Downloads\Compressed\h2o>h2otool build music.h2o d:\downloads\compressed\h2o\music\

5. Overwrite the original files with new music.h2o that I created .. dont forget to backup the original file music.h2o

after that I could hear that song in the main menu...