Stupid question, and probably very easy answer. Basically, in XP, if I create a Notepad file on the Desktop, and name it something like 'index.html', the file shows up on the desktop as 'index.html'.

In case you missed it, Microsoft resurrected the old XML Notepad last year. The new version, XML Notepad 2007, is a .NET 2.0 application for which source code is available on CodePlex. I find it the ...