Software Backups

what is THE BEST data-recovery software Macintosh.?

I just accidentally deleted my entire i tunes library. I'm about to panic and i want to know what is the best data-recovery software for Macs. I saw that there are some to download but is that safe? Or is there one i should buy? and if so how much does it usually cost? help please!

Public Comments

1. If you are on Leopard there is Time Machine. if not from Version tracker http://www.versiontracker.com/dyn/moreinfo/macosx/1133
2. I just came accross this site, a lot of info on Data Recovery: http://the-hard-drive-data-recovery.blogspot.com