Updated July 16 2012, this was done on Lubuntu 12.04 and VirtualBox 4.1.18 My Setup, 24 inch LG flat screen with 1920x1080 resolution, Wanted to play around with new ubuntu 10 workstation, Installed Ubuntu but defaulted to only 640x480, 800x600 and 1024x768. So this is the steps I had to take to have ..