Well not exactly in the KiX coding area thought I'd pass along these links for doing, learning XML data with Excel.

Excel 2003 Add-in: XML Tools Add-in
Overview
Learn how to use the Microsoft Office Excel 2003 XML Tools Add-in Version 1.1. With it, you can provide information about a selected cell's XML properties, create XSD files for XML maps, rename the Root and Row elements, or refresh all of the XML maps in a workbook at once.
http://www.microsoft.com/downloads/detai...;displaylang=en

Using the Excel 2003 XML Tools Add-in
James Rivera and Frank Rice show how this new add-in makes working with XML maps, cells, and ranges much easier for developers. (February 2005)
http://msdn.microsoft.com/office/underst...mltooladdin.asp


Part 1: Automating the XML Data Mapping Process in Excel 2003
Learn how to use XML maps to customize Excel as a data input and display system. (March 2005)
http://msdn.microsoft.com/office/underst...ata_mapping.asp

Part 2: Mapping XML from SQL Server to a Single Cell in Excel 2003
In the second of this three-part series, learn how to map well-formed XML from a standard SQL Server query to a single cell in a worksheet. The resulting output is an XML tree with non-repeating elements. (March 2005)
http://msdn.microsoft.com/office/underst..._sql_server.asp

Create XML Mappings in Excel 2003
Walk through common XML tasks in Excel 2003 to learn more about the new XML functionality in Office 2003 Editions. Learn how to add custom schemas, work with XML maps in Excel, and create a series of mappings based on various schemas. (February 2005)
http://msdn.microsoft.com/office/underst...ngscenarios.asp

How Excel 2003 Infers XSDs when Importing XML Data
Review the rules and instances where Excel 2003 infers schema from XML data during import and export. Understand why Excel creates the schemas it does and then learn to modify your own XML data. (February 2005)
http://msdn.microsoft.com/office/underst...nferdetails.asp