Heuh? It should be there.
Just created a new page, dragged a SiteMapDataSource from the Toolbox and got the property in the Properties Grid.
Are you sure you are using a SiteMapDataSource and not a SiteMapPath? Also, do you get the property in IntelliSense in Markup View?
Imar
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Imar Spaanjaars
http://Imar.Spaanjaars.Com
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