ASP.NET version of "Excel as a Client-Side Data Viewer"
Depending on what your web site offers, it can often be
helpful to your visitors if you offer your content in
formats other then HTML. One of the more popular
formats for sites that deal with numerical data, stocks,
money, etc. is that of a Microsoft Excel spreadsheet.
There's not much to this code, but I got a few request from
people who were having trouble porting it over to ASP.NET so here it is.