VB 2005 email notification

Hi experts,

I need email when I click button1 in VB 2005 of VS 2005. I did it in ASP.NET but I need it in VB 2005. I attached web.config codes of ASP.NET below FYI.
Please advise me how to do it in VB 2005.
Thanks

<system.net>
 <mailSettings>
  <smtp from="myname@mycompany.com">
   <network host="smtp.mycompany.com" password="mypassword" userName="myname"/>
  </smtp>
 </mailSettings>
</system.net>