5 Answers, 1 is accepted
Thanks very much for your help
telerik:RadDateTimePicker ID="RadDateTimePickerStop" Enabled="true" runat="server"
This is the way MS AJAX works. The client-side objects of IScriptControls (such as ours) are referenced by the $find() method: https://msdn.microsoft.com/library/bb397441(v=vs.100).aspx because it returns the component object with all its special API.
document.getElementById() returns a DOM object, which is not the same.
the control property of that DOM object is what $find() returns, so you can use something like as base for comparison: