Hi Bruno,

I forgot to say in my last post, I get the following string for the video driver inside Google Earth:

Google Earth 3.1.0617.0 (beta)
Build Date: Feb 9 2006
Build Time: 17:20:38
Operating System: Mac OS X (10.4.5)
Video Driver: ATI Radeon 9600 XT OpenGL Engine (1.5 ATI-1.4.18)
Max Texture size: 2048x2048

Peter.