title: how to get div selectionstart and selectionend for firefox and ghroom?
body: <p>when Im using this code inside text area its working perfect bu i need it for my div the selectionstart and selectionend functions gives undefined values why can any one help me with this here are my code</p>
  
  <pre><code>{var textarea = document.getElementById("content_text");
  
  if ($.browser.webkit || $.browser.mozilla) {
          var start = textarea.selectionStart;
          var end = textarea.selectionEnd;
          sel = textarea.value.substring(start, end); 
      }
  </code></pre>