It turned out that the issue is a hard to reproduce, at least in our local environment. For that matter, could you please open a support ticket and send us a sample project or/and live URL where the issue is reproduced. This will allow us to troubleshoot the problem and provide you with a solution as soon as possible.
the Telerik team
Registration for Q1 2011 What’s New Webinar Week is now open. Mark your calendar for the week starting March 21st and book your seat
for a walk through all the exciting stuff we ship with the new release!