title: how to scroll asp.net textbox to bottom
body: <p>I'm building a website with text box containing log messages. the log is getting updated using AJAX. </p>
  
  <pre><code>&lt;asp:UpdatePanel ID="UpdatePanel1" runat="server" &gt;
      &lt;ContentTemplate&gt;
          &lt;asp:TextBox ID="TextBox1" runat="server"                                 
              onload="textbox_load"
              Height="110px" 
              TextMode="MultiLine"             
              Width="100%"&gt;
          &lt;/asp:TextBox&gt;    
      &lt;/ContentTemplate&gt;
      &lt;Triggers&gt;
          &lt;asp:AsyncPostBackTrigger ControlID="Timer1" EventName="Tick" /&gt;
      &lt;/Triggers&gt;
  &lt;/asp:UpdatePanel&gt;
  </code></pre>
  
  <p>I need to scroll the text box down every time it gets updated. How?</p>