Dual Booting Problem

[xFenGz]

i sucessfully got my system to dual boot xp and vista then a month later the start up screen to choose which os i wanna use disappeared... how do i get it to reappear?

thanks.

 

[mep916]

Do a startup repair with the Vista installation disk.

http://windowshelp.microsoft.com/Windows/en-US/help/5c59f8c1-b0d1-4f1a-af55-74f3922f3f351033.mspx#EX