'Access the Insert Toolbar
Dim d As ToolbarDropDown = DirectCast(Me.WebHtmlEditor1.Toolbar.Items.GetByType(ToolbarItemType.Insert), ToolbarDropDown)
'Item 0 is the Greeting
DirectCast(d.Items(0), ToolbarDropDownItem).Text = "Custom Greeting"
DirectCast(d.Items(0), ToolbarDropDownItem).Value = "Hello there..."
'Item 1 is the Signature
DirectCast(d.Items(1), ToolbarDropDownItem).Text = "Custom Signature"
DirectCast(d.Items(1), ToolbarDropDownItem).Value = "Yours Truly,Christopher Lukas"
'Add a custom Item
d.Items.Add(New ToolbarDropDownItem("Coolness", "<H3>Coolness</H3>"))
‘ d.Items.Clear (); totally clear ALL items from the Insert Toolbar and start from scratch