IFRAME in ASP.NET

Hello Everyone,

I've taken a iframe control to provide the facilities like bold,italic and etc like provided by the "RichTextBox" and tht's working properly plz ref. the link

http://www.saamstesting.com/Rough12.aspx

But i want as i click on my "Submit" button then my all formatted text must be displayed in the at my mail. But when i'm sending this mail the mail is being received properly but the formatted text is no there but the text given below is being ther..

 

System.Web.UI.HtmlControls.HtmlGenericControl

Thnx