Please download the latest build then try again.

Demo:

 http://richtexteditor.com/demo/

Download:

http://richtexteditor.com/download.aspx

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asp.net wysiwyg editor: http://cutesoft.net/ASP.NET+WYSIWYG+Editor/default.aspx
asp wysiwyg html editor: http://cutesoft.net/ASP
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Live Support: http://cutesoft.net/live-support/default.aspx