Use Aspose.TextBox.Web :-
A very powerful, easy to use and intuitive visual ASP.Net server control
Aspose.TextBox.Web component is a visual ASP.Net server control that provides your users with a customizable, full-featured WYSIWYG rich-text content editor.
Aspose.TextBox.Web supports features such as bold, italic, bullets, styles, font formatting, hyperlinks and much more. Aside from being a very feature-rich editor, the component also integrates with the Aspose.Word product; potentially, allowing you end users to create and save Microsoft Word documents directly from you web application.
Aspose.TextBox.Web is an easy to use, intuitive, but very powerful component.
Here are some key features of "Aspose TextBox Web":
�· Custom captions on the control
�· Different visual themes are available for the control
�· The ability to controls of what editors (HTML/Visual Editor) are exposed to the end user
�· Server-Side access to both the HTML-encoded text as well as the original native text (on PostBack)
�· Control of whether the controls should handle postback or normal cached control events
�· Microsoft .Net Framework