We'll create fresh WordPress site with Windows Live Writer installed. You have 20 minutes to test the plugin after that site we'll be deleted.
Using the Provider Customization API of Windows Live Writer this adds a link to the head section of your blog, which links to a manifest file. This tells Windows Live Writer to display custom values in the sidepanel for your blog. Currently this will show your favicon if it exists & a watermark image & a link to the comments section in your admin and a link to a stats page set through the options page