WP Content Negotiator By Admiral Justin Installation: Place wpxml.php wp-content/plugins/ Log in to your admin interface, and on the plugins page, select Activate for the line that says WP Content Negotiator. Now, go to Presentation, and then select theme editor. In the Header Template, or Header.php, or whatever file loads first in your theme, there should be a line like Wrap that in an HTML comment, such as –> Before that, place the following code: Save. It should now work, hopefully. Welcome to the wonderful world of MIME types. ^_^