title: Focus issue in scroll edit text openlaszlo
body: <p>I am having a problem with scrolledittext in DHTMl runtime I am using firefox 16.0 I have this following code when i run this and trigger the onfocus event the whole text is getting selected.Any idea why?</p>
  
  <p>I am using Openlaszlo 5.0</p>
  
  <pre><code>&lt;canvas&gt;
  &lt;include href="incubator/scrolledittext.lzx" /&gt; 
  &lt;include href="lz/vscrollbar.lzx"/&gt;
  &lt;include href="incubator/newvscrollbar.lzx"/&gt;
  &lt;include href="incubator/newvscrollbar_resources.lzx"/&gt;
  
             &lt;button name="text"&gt;
             &lt;handler name="onclick"&gt;
              canvas.sp.inp.onfocus.sendEvent();
  
             &lt;/handler&gt;
             &lt;/button&gt;
    &lt;scrolledittext name="sp" x="50" y="50" 
                                   height="300" 
                                   width="400" 
                                   focusable="true"
                  &gt;
  
  
             &lt;/scrolledittext&gt;
  
  
  &lt;/canvas&gt;
  </code></pre>