Currently Being ModeratedJan 30, 2013 1:16 PM (in response to TheMalik007)
The iphone is not a storage/backup device.
The sync is one way - computer iphone. The only exception is itunes purchases: File>Devices>Transfer Purchases
Copy everything from your old computer, or your backup copy of your old comptuer, to your new one.
Currently Being ModeratedJan 30, 2013 1:17 PM (in response to TheMalik007)
Migrate your iTunes library form the old computer to the new one: http://support.apple.com/kb/HT4527