If you fix the [urlhttp://validator.w3.org/check?verbose=1&uri=http%3A%2F%2Fwww.msuk-forum.co.uk%2Findex.php%3Fapp%3Dccs%26module%3Dpages%26section%3Dpages%26id%3D17]148 errors in your code[/url] you compatibility mode will render the same as regular mode.