Visio has a Save As Web Page addon (see File / Save As Web Page...) so you
get one way for free. The return is a little more difficult and would
require custom code. Do you have a particular scenario in mind?
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.