Ahmed Maher: Z Transform enhanced (ZTe)

Hello folks, been a while since I was here..Here's the enhanced version of my tool Z Transform to work both for better results.

Download Link:
http://www.mediafire.com/?1sar1z50x2kx3hy
Download link for original z Transform:
http://www.mediafire.com/?7pykkwbfsgg3pb2

seems interseting,but how to make sure 3 time zone?
ASIA,LO,NY?or others?

it's use for which TF?
Thanks