By this article i am going to explain you about the insertion of text editor in to your asp.net webpages.
after spending my lot of times and finally i got the solutio by using third party tool named as tinymce.
My Heartfull thanks to them
just follow the steps
1)create the new project in ms-visual studio
2) place the text area in it.
3)copy and paste the tinymce folder in to your application.
4)include those script in to your pages such as
5)in the head of ur aspx page copy and paste the following coding
6)Now copy and paste the following coding in ur body