How to change the screen resolution in Kubuntu

Kubuntu on an IBM T20 (700 mhz/384MB/12GB) have two big problems

1) The installer insisted on setting the display to 1280x1024. The solution is you need to the xorg.conf file to change the resolution into 1024x768.

2) The usual problem with a Wifi card. The card is Broadcom-based, you need to the fwcutter package to make the Wifi card works