Prepare at least 3 partitions:
– Partition 1, 80GB, for Windows 7
– Partition 2, 80GB, for Mac OSX
– Partition 3, the rest, for Data
1. Install Windows 7 on partition 1
2. Install Mac OSX on partition 2
For Mac OSX, I was using AsereBLN boot loader.
To switch between Mac OSX and Windows just press F8 when boot up.
To be able read / write NTFS partition on Mac OSX, you can install Paragon NTFS, Tuxera NTFS, or NTFS-3G.
Or you can use native read / write NTFS from Mac OSX by follow this article.