Jason has upgraded the server that hosts the vems.com web shop, and in the process the IP changed. He forgot to change the IP for the vemssupport.com domain, our sincere apoligies! Obviously fixed now.
When asking for technical help at the very least let us know the version of firmware you are running.
Cliff's Calibration (Mapping) Guide is a MUST READ: http://www.vemssupport.com/forum/index.php/topic,97.0.html