NEED HELP: How to install USPS shipping assistance V2.2 ????

[stso]

It come with new feature which users can print out Fist Class lable with delivery confirmation for free.
But I can't install it on My Win2K system ....
Does anyone have similiar experience??
Help Help Help :s:frown:

 

[stso]

ttt

 

[MrHappyMonkey]

i installed it on winxp pro just fine. What kinda error is appearing?