Hello, I have paraells for mac v 4.0 registered and paid for, but i am unable to find it to download it again. the reason for this choice is that parallels 6 didnt work on my MacBook pro for some reason. My machine's specs are here below. I would appreciate your advice on how to get parallels working on this machine. thank you Model Name: MacBook Pro Model Identifier: MacBookPro1,2 Processor Name: Intel Core Duo Processor Speed: 2.16 GHz Number Of Processors: 1 Total Number Of Cores: 2 L2 Cache: 2 MB Memory: 2 GB Bus Speed: 667 MHz Boot ROM Version: MBP12.0061.B03 SMC Version (system): 1.5f10