Thank you for reporting this.
The alignments issue will be fixed as soon as the RadBusyIndicator becomes official (Q2 2010 due in about a week), so stay tuned.
Hope this time frame is acceptable. Let us know if you need further help.
the Telerik team
Do you want to have your say when we set our development plans?
Do you want to know when a feature you care about is added or when a bug fixed?
Telerik Public Issue Tracking
system and vote to affect the priority of the items