Hi David,
RadMenu control does not support toggled menu items and I guess you mean RadToolBar control.
With our
Q1 Release in mid April we will add three key components in the “Prometheus” suite:
RadTabstrip, RadPanelbar and RadToolbar.
You can check our product Roadmap here:
http://www.telerik.com/products/aspnet/roadmap.aspx
Best wishes,
Veskoni
the Telerik team