asus g1s boot problem

[WesternCanuk]

here is the rundown on my asus g1s

 

1 drive 3 partitions

1 partition vista 64

2 partition data drive (ntfs)

3 partition OSX

 

installed using iDeneb 1.3 10.5.5 followed all instructions.

when i boot computer says disc0: error

now if i leave the install disc in the drive the computer boots in the mac os. can someone post a link for the master boot record fix please. there are a few i've read but I'm not 100% sure which to use. thanks all