There is one simple method to get original Windows Xp Key From Pirated Windows Xp .As many people buy pirated one instead of original cd's because pirated ones are cheapest and original are costly but as Microsoft Traces block the keys of user sometimes or sometimes says about genuine windows And to buy them order them ect.....
1.) Insert the CD in your drive.
2.) Right click it and select open.
3.) Open the folder named I386.
4.) In this folder there is a note pad file UNATTEND.txt
5.) Open this file and browse till the last line.
6.) You'll find there a original xp key.
7.) Use this key while installing xp and there are 98% chance that your copy of XP will come out of Windows validation as a geniune copy.