Ok i found the sticker in the battery compartment
I also valifated my windows vista business online..it went all good
This laptop is brand new ..
It came with 5 cd`s
One is windows XP pro SP3
second is of drivers and utilities..it got...
I bought a DELL E6400 P8400 core 2 duo
It has a windows vista installed and there is a sticker of windows vista below the keyboard
But there should be a sticker too at the abck of products key, thats what everybody told me..but...