Nepali

i got a acer laptop with preinstalled win 7 home premium i have a fresh copy of DVD of windows 7 oem home premium how can i convert that dvd to make it compatible to my acer how to put activation key and files? serials into that DVD so that if i install that fresh copy to my laptop, its just behave like new same copy of original OS. what are the thing to make changes and replace....

whenever i try to create in some folder, it gives the following error. i checked the path, its just not more than 100 character eg: c:\wamp\http\new filder2 here is i try to copy anything or try to rename it gives error....