There are no compatibility issues with Axis driver (webcam) and Vista... There are issues when it comes to getting anything work on Vista, if certain Vista security features are in place.
Try this -
http://www.axis.com/techsup/faq/inde...324&artlang=en
Adding
www.bigwatersedge.com as a trusted site in your browser settings ought to do it. If it doesn't work, try adding 66.160.198.117, BWE's current IP.
Make sure your security software is not in a way - that's the most common reason for troubles.