This version has the problem that after a "cls" in the dosbox the screen resolution jumps back to the very tiny font. How can I fix this?

I have some trouble with the configuration of the mapper.txt for my symbian phone. Can someone tell me how I can find the Keycodes of my phone? Like the "13" for the enter button. Is there a tool available that I can run on my symbian phone and that shows me the keycode of the pressed button? …