RadWizard introduces the following server-side events:
OnActiveStepChanged occurs when the active step is changed.
OnCancelButtonClick occurs when the cancel button is clicked.
OnFinishButtonClick occurs when a the finish button is clicked.
OnNavigationBarButtonClick occurs when a button within the navigation bar is clicked.
OnNextButtonClick occurs when the next button is clicked.
OnPreviousButtonClick occurs when a the previous button is clicked.
OnWizardStepCreated occurs when a RadWizardStep object is created.