Visio provides a feature to save a TaskMap as a set of web pages. To use this feature:
On the Visio File menu select Save as Web Page.
Accept the default filename or provide one in the Save As dialog.
Optional: To change the text that will appear in the browser title bar, click the Change Title button, enter the desired text, then click OK.
Files Created by Save as Web Page
The figure below shows the TaskMap drawing and the web page output for our Save as Web Page example: