i would not suggest doing this many people have had a hard time on the revert but if you are going to make sure to back up all of your data that you absolutely need BTW what are your specs s we can tell you how well yourlappy will rtun it.
2.4 Ghz celeron, 1.25 PNY pc 2700 RAM,PNY VERTIGO 5200 FX , 40 GB HDD
900Mhz 256 RAM , MX 4000, 30 GB HDD
1.9Ghz dual core AMD Athlon 2 GB 384 VRAM 320 Gb HD
2.3 tricore phenom,2 GB RAM , EVGA 9600 GSO,250 GB SSD
2.6 X4 620, 4GB RAM, 9600 GSO, 500 GB HDD/I'm part of The Project