Add Background Sound to Emails in Windows Live Mail, Windows Mail or Outlook Express
To add background music or sound effects to an email message in Windows Live Mail, Windows Mail or Outlook Express:
* ›› Step by Step Screenshot Walkthrough (using Outlook Express)
* Start with a new message in HTML format.
* Select Format | Background | Sound... from the menu.
* Use the Browse... button to select the sound file you want to play in the background.
o Make sure the file is of a supported sound format.
* Specify whether you want the sound file to be played continuously or a certain number of times.
* Click OK.
To change the sound later, select Format | Background | Sound... again from the Windows Mail or Outlook Express menu.