About RadComboBox for ASP.NET AJAX
    The Telerik RadComboBox control allows you to render more than simple string values.
	From multi-column support to template support, anything you need in a drop-down
	can be rendered in RadComboBox. The control provides a rich set of advanced features
	which include: rich client-side API with a comprehensive set of events, load-on-demand
	mechanism, auto-complete, filtering, multi-column support, highly customizable appearance
	through skins, content template support and much more. All this flexibility comes
	packaged in a control that renders lightweight, semantic HTML for optimum page performance
	and SEO.
    RadComboBox and 120+ other controls are part of UI for ASP.NET AJAX, a comprehensive toolset taking
	care of the common functionality of your application, while leaving you with more
	time to work on its business logic.
Key Features
    - Powerful databinding 
- Rich client-side API 
- AJAX-based load on demand 
- Powerful Auto complete 
- Search Engine Friendly 
- Expand Animations 
- Multicolumn mode combobox 
- Skinned Appearance 
- Custom Attributes 
- Template Support 
- Right to left support
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