I would like to reformat my PC and change version of operating system please help me?

i'm currently using korean version of windows xp home edition

i'd like to change to english version but 1st i'd like to reformat my pc because it had been infected by a virus but i dont know how,please help me,thanks!!!!I would like to reformat my PC and change version of operating system please help me?
http://www.resnet.uni.edu/docs/reformatx



If you are unsure, don't do anythign. Seek someone else who know.I would like to reformat my PC and change version of operating system please help me?
Boot using bootable Windows XP CD while installing there is menu to format your hardisk or leave it (without format).I would like to reformat my PC and change version of operating system please help me?
Yes, boot up XP in the CD-ROM and reformat your drive and reinstall XP from scratch. But be warned, this is a major undertaking, make sure you have all your documents backup first.I would like to reformat my PC and change version of operating system please help me?
Please follow this:-

1)get a bootable c.d (or) get a startup floppy disk

(start up disk can be created in Ur friendz

house, from format floppy options)

2)insert c.d or floppy which ever u get

3)restart

4)now u'll get an option %26quot;boot from disk%26quot;

5)go for it

6)then ure in dos mode,so now type fdisk and proceed

as per instructions

7)u'll find in some option (probably 3'rd one)

as delete partitions

8)Go for it

9)delete all such partitions

10)then recreate all partitions using create partition

option

11)now insert ur xp cd it will automatically boot

12)proceed as per instructions,u'll succeed!!!