Please help - install usps shipping module

Please help!!!!

For the last few days i've been trying to figure out how to make my usps shipping module work.

Information on what i have done:

**0. Zen Cart 1.3.6

1. signed we usps
2. call and asked them to set it to production
3. also call and had them make sure the rate calculator is on.
4. I have the module set up this way (below).**

Enable USPS Shipping
True

Enter the USPS Web Tools User ID

Which server to use
production

Handling Fee
2.00

Tax Class
--none--

Tax Basis
Shipping

Shipping Zone
--none--

Sort Order
0

All Packages are Machinable
False

USPS Options
--none--

Domestic Shipping Methods
--none--

Int'l Shipping Methods
Express

5. I only this module for in Int'l Shipping

Thanks

Try checking all the international methods to see which display

You are using an old USPS shipping module ... if you look in the Security Patches and Updates at:
http://www.zen-cart.com/forum/showthread.php?t=131115

In addition to all of the Security Patches, there is a link to the thread on the January 4, 2010 USPS updates ...

Also, this is a good time, in addition to applying the Security Patches and Updates to look at and up date your site with the Known Bug Fixes for v1.3.8 at:
http://www.zen-cart.com/forum/showthread.php?p=839122#post839122