ok so i messed something up and dont know how to fix it. so heres what i did i have a desktop with win 7, i been trying to fix this netbook which dont havea cd drive so what i did was put the hdd in my desktop and formatted and reinstalled xp from there, i also had another hdd and did the same thing. now when i start my pc it gives me options on which os to start however it only gives me 2 options to pick win xp pro and win xp pro, no win 7 option. went into bios and my hdd is recognized and i set it to boot from that hdd but it still trys to boot those xp os as if it ia trying to boot from the 2 hddds i put.in there. i put one of the hddds back in and it booted to xp fine and it also shows my hdd with win 7 in my computer. so i went to advanced startup options to selext my default os but it stilll just shows the xp onesn how can i fix this i know win 7 is still in tact on my pc hdd but its like it wont boot to it for some reason. sorry if i mispelled some stuff im typing on my phone...thanks for any help.