See these links & see if any apply to your problem: 1. See The way to fix the Blank screen on startup, & also 2. GeoForce 3D setting, & also 3. LW Language option showing blank screen

BTW for firewall configuration for LW see Connection problems? Check here first! It's best to disable XP's firewall & instead, configure Norton's firewall. Norton FW is a "much better" firewall!!! Configuring Norton Internet Security