Strange.
Can you reproduce the problem in the following link?
Also you can try set Editor.UseHTMLEntities Property to false.
Editor.UseHTMLEntities Property
By default Cute Editor maps most special characters to the equivalent HTML entity automatically. You can turn it off by setting this property to "false".
asp.net Chat http://cutesoft.net/ASP.NET+Chat/default.aspx
Web Messenger: http://cutesoft.net/Web-Messenger/default.aspx
asp.net wysiwyg editor: http://cutesoft.net/ASP.NET+WYSIWYG+Editor/default.aspx
asp wysiwyg html editor: http://cutesoft.net/ASP
asp.net Image Gallery: http://cutesoft.net/ASP.NET+Image+Gallery/default.aspx
Live Support: http://cutesoft.net/live-support/default.aspx