Take a Shortcut to Reinstall Vista

The usual way is to do this is to boot up from the dvd and follow the on-screen instructions.But there is an alternate way;This is applicable if your pc is made by manufacturers like Dell,HP,etc.Now the obvious question arises..
What is the advantage of this method?
The answer is that the process of installing the Operating System and Drivers will be over in 15 minutes.
Additionally the process is automated;the user has to just start the process and come back when its
completed.
Now before starting off take a backup of important data that is present on the C drive and follow these steps:
1.During booting press F8 to enter safe mode options.
2.Choose the first option i.e. Repair Your Computer.
3.In the next menu select the last select the last option which is called as:
(a)Recovery Manager:for HP computers.
(b)Dell Factory Image Restore:for Dell computers.
For others computers a similar option would be present.To verify the option read on to see what it does.
4.The next screen says that this operation will format and install the OS in the C drive.Additionally it may say that all data in the C drive will be destroyed.
If this is what present on the screen then you're on the right track.
5.Start the process.
6.After 15 minutes the installation will be completed.
7.Now restart the pc and you'll start over with a brand new pc.
At this point the question arises how come it completed so fast.Read my next post to find out..