Ok, I did the install you suggested above and it did not work. Would it make a difference to try a full reinstall (booting from the CD at startup as opposed to from the desktop) before I throw my hands up in the air and take it to a professional?
Both hard drives are SATA. I'm not sure what you're asking - did you read the OP? I have the Windows Install CD - in fact that's the whole point - none of the other advice on this topic has worked for me. Startup Repair, Command Prompt, System Restore, all do not work. My computer will turn...
I've also tried the commandprompt trick on here to no avail either. Strangely, whenever the Windows CD is in my CD-ROM, it starts up fine and works. However, I will go to work and come back after having left it on and it will be back to the BOOTMGR is missing screen inevitably by the time I get...