title: How to make a richTextBox scroll?
body: <p>Im adding a lot of text to the richTextbox1 i have a scroll bar on the right but the text inside wich is lines that add all the time dosent scroll.
  Only if i drag down with the mouse the bar on the right i see the text scroll.</p>
  
  <p>I want to make it scroll automatic once the text inside is getting to the bottom of the richTextbox.</p>
  
  <p>How can i do it ?</p>