or
Appointment apptForInsert = e.Container.Appointment;RadScheduler1.InsertAppointment(apptForInsert);RadScheduler1.Rebind();<telerik:RadNumericTextBox ID="txtMaxCost" Runat="server" MaxLength="14" Width="250px" Type="Currency" SkinID="OverrideRadDefaultSkinWithNonExistantSkin" AutoPostBack="true" Enabled="true" AllowOutOfRangeAutoCorrect="false"><NumberFormat DecimalDigits="2" KeepNotRoundedValue="False"/></telerik:RadNumericTextBox>