Install Linux on Window 7 using Virtual Box

1. Download and Install Virtual Box
http://www.virtualbox.org/wiki/Downloads

VirtualBox 4.0.10 for Windows hosts x86/amd64

2. Create New Virtual Machine
Linux Fedora
Memory 1024MB
Hard Disk 8G

3. Start Virtual Machine
Auto Capture keyboard: capture the keyboard every time VM window is activated and unavailable to other applications

Host key to uncapture: Right Ctrl

Problem1: FATAL: NO bootable medium found! System halted.
Solution1:
When you first create a Virtual Machine with VirtualBox, there is no OS installed on the HD image. You have to have the VM mount a bootable ISO image to install the OS from.

Download Fedora disk image, create a folder C:/Fedora
CD/DVD device, select the disk image.

Problem2: GNOME 3 Failed to Load (graphics hardware or driver is not capable of delivering the full GNOME 3 experience.