Fake ISAPI Handler to serve static files with extension that are rewritten by URL rewriter

Body: IntroductionI often map html extention to the asp.net dll in order to use url rewritter with .html extentions. Recently, in the new version of www.nouvelair.ca, we renamed all urls to end with .html. This works great, but failed when we used FCK Editor. Static html files would not get serve ...