public override SiteMapNode FindSiteMapNode (string rawUrl)
{
string url = base.MapUrl (rawUrl);
SiteMapNode node = base.FindSiteMapNode (url);
if (node != null)
return node;
foreach (SiteMapProvider smp in ChildProviders) {
node = smp.FindSiteMapNode (url);
if (node != null)
return node;
}
return null;
}