mpx220 close smartness automatic

[Guest pegasoworld]

hi i have a little problem,

i have a motorola mpx220 and install the smartness emulator to play dragon quest 4, well i dont know why but always close me the app past 10 minutes so icant play for more than 10 min.

there is a problem o its some timer from the phone??

pleaze help me

thanks a lot :)