SOLVED lets have undual booting fun!!!!

a friend of mine installed ubuntu alongside her win 7, could not make the change to linux so she just deleted the linux partision and now just gets some message about grub and can't bot the rig and dumped it in my lap when we went secret santa shopping tonight.
how do i fix the mbr so it boots into windows?

fixed it!!!!!!
load win7 cd, select "repair computer", select comand prompt, type bootrec /fixmbr, reboot computer.