i can play asphalt5 without desktopgen

my steps:

com.gameloft.app.asphalt5 folder in
home/user

1-home/user/com.gameloft.app.asphalt5

2-mkdir -p /home/user/webos/gamesave
ln -s /home/user/webos/gamesave /media/internal
chmod 755 /home/user/webos/gamesave

3-exit xterminal and open new

4-sudo gainroot

cd


1-sudo gainroot

2-cd home/user/com.gameloft.app.asphalt5/Asphalt5/

chmod 755 Asphalt5

3-cd /

4-preenv

5- cd home/user/com.gameloft.app.asphalt5/Asphalt5/

6- ./Asphalt5

speed good but sound slow

i think that this is game because need for speed undercover good speed and sound