The 3rd beta release of LIVEditor is available for download now.
With this version of this real-time html editor, you can see live web preview as soon as you changed the source code of a html file included using a simple php include function, for example:
<?PHP include(".\header.html"); ?>
And a handy floating html formatting toolbar has been added:
Detailed list of changes in this release is in the release notes section of the download page.