Nitin is correct; those are two good implementations to use. There is also a way to specifically verify if the button is enabled:
HtmlButton b = Find.ById<HtmlButton>(
Be aware of the difference between HtmlButton
as outlined here
The procedure is nearly the same for a Silverlight button:
SilverlightApp app = ActiveBrowser.SilverlightApps();
Button b = app.Find.ByAutomationId<Button>(
@Nitin: I awarded you Telerik points for assisting another customer.
the Telerik team
Check out Telerik Trainer
, the state of the art learning tool for Telerik products.