Would you like to see how to solve any problem?
If a man's hungry and you give him a fish, he'll feel less hungry.
If you teach him to fish, he won't be hungry again.
But if you hit him in the face with a fish, he won't bother you about fish any more!
Now, for the implementation, take a look at this.Earned Value Analysis anyone?
Are you interested in finally understanding (and maybe learning to be a decent project manager)?And why not take a look at loads of other obscure but fascinating stuff on my Home-Page.
Then fasten your seat-belt and read this.