help me!!

:( PLEASE DOWNLOAD THIS PROGRAM AND HELP ME
http://www.vbsquare.com/internet/sendmail-demo/
when i run sendmail-demo,it warns me an error:
user-defined type not defined:
"Public Sub Base64EncodeFile(strFile As String, rtfTemp As RichTextBox,
txtOutput As TextBox)"
can u help me????

THANK YOU VERY MUCH!!!!!!

I'm guessing that you do not have the RichTextBox control in your project, and that is the type is doesn't understand. Either as a Richtextbox to your project, or change the type to TextBox.

i thank you very much!!!but can u help me once more?
what's POP server?can u explain me ?what do we have to enter in POP server field?

I would suggest reading some small tutorials on internet programming. I will help you a lot in the long run.

POP severs store you mail an provide them to you on request.
If you need a detailed description, try www.vbip.com.