Nice little program that enables you to close all your opened applications and windows with one single click. It works in Windows XP and Windows 7 and doesn't need installing.
You got a .rar file and you don't how to open it, some one asked you to send him "a rar file" or you just need a good archiving software? Download and install WinRAR.
In the part 1 of the tutorial we have created a new virtual computer and prepare it to install Windows 8 Consumer Preview or Windows Release Preview, let's now proceed with installation.