Hi there!
I've been digging around looking for a sample on how to upload a file
without user action. I found the following article covering the area:
http://www.motobit.com/tips/detpg_uploadvbaie/
It describes the vba code required to handle a very simple upload
form:
<Form Action=http://127.0.0.30/util/up/free/upload.asp
Method=Post ENCTYPE="multip art/form-data">...