Unhappy Help Needed: Swap internal and external memory :Motorola XT389

I have successfully rooted my Motorola XT389. Wanted to swap internal and external memory. Kindly help me if anybody has some idea.
I seen a post http://forum.xda-developers.com/show....php?t=2024554 , unfortunatly it is closed and the attachment is removed. Thanks in advance

Regards
Steve