You need the Media ActiveX control and Windows 2000 or Windows XP.
The Internet zone security levels on your computer must be set to Medium, or if your
Internet zone security levels are set to High, the Microsoft Office Online Web site
must be listed on your computer as a trusted site.
To add the Microsoft Office Online Web site to your list of trusted sites:
On the Tools menu in Internet Explorer, click Internet Options, and then click the
Security tab.
Click the Trusted Sites icon, and then click Sites.
Clear the Require server verification (https
![Smile :) :)](/styles/default/custom/smilies/smile.gif)
for all sites in this zone check box.
In the Add this Web site to the zone box, type
http://office.microsoft.com, and then
click Add.
Click OK twice.
If you think you have the ActiveX control, in IE, tools, manage Add-ins, be certain
the control is enabled.
http://office.microsoft.com/en-us/training/CR061832701033.aspx