How can i add custom tools to the Editor control?

The following code illustrates adding custom tools to the Editor Control.

C#

RichTextEditor1.NamedFonts.Add("Arial");

RichTextEditor1.NamedFonts.Add("Arial Black");

RichTextEditor1.NamedFonts.Add("Verdana");

RichTextEditor1.NamedFonts.Add ("century Gothic");

RichTextEditor1.NamedFonts.Add ("Comic Sans MS");

RichTextEditor1.NamedSize.Add("3");

RichTextEditor1.NamedSize.Add ("4");

RichTextEditor1.NamedSize.Add ("5");

RichTextEditor1.NamedSize.Add("6");

RichTextEditor1.Namedsnippet.Add("ConfirmationForm","Dear ____________________,Thank you for inquiring about ____________. Your request will be processed in 48 hours and shipped at the address you have provided.Please, contact us if you have any problems. ");