Hello, William.
That's definitely a bug, but like Kate said, it's not just related to the Metro skin and applies to all skins.
I have created a new entry in our Public Issue Tracking System and you can monitor the progress of the issue and vote for it.
Greetings,
Ivan Zhekov
the Telerik team
If you want to get updates on new releases, tips and tricks and sneak peeks at our product labs directly from the developers working on the RadControls for ASP.NET AJAX, subscribe to their
blog feed now.