I think this should fit this category. Um, how do I rid a computer of its dual windows XP boot, and keep the one that I've been working with? Does this make sense?

edit the Boot.ini file to just show Win XP... and pretend that its alllll ok!

this is the basic answer, but you can just go into System -> Advanced -> Startup and Recovery, and the System Startup section is for managing that stuff. If you uncheck "Time to display list of ...

^^^^^^^^^obvious googled answer....