Powershell, Export xls file

I would like to export the results to a xls file (not to a csv file) Is开发者_开发技巧 there any easy way to export the results to the Excel file format?

Get-EventLog System -newest 10

http://powershell.com/cs/blogs/tobias/archive/2009/02/02/xml-part-2-write-add-and-change-xml-data.aspx

look at the middle bottom.