title: focusin and focusout not working in iPhone 4
body: <p>I have a following Jquery code, it is working fine in web browser and in samsung device. but it is not working in iPhone 4. Thanks in advance.</p>
  
  <pre><code> &lt;script&gt;
       $(document).on('focusin','#sendMessageText',function() { alert("in Focus");
          $("#body").css( "height", "90%" );
          $("#footer").addClass("hidden");
          $(".footerIcons").addClass("hidden");
      });
     $(document).on('focusout','#sendMessageText',function() { alert("focus out");
          $("#body").css( "height", "70%" );
          $("#footer").removeClass("hidden");
          $(".footerIcons").removeClass("hidden");
      });
   &lt;/script&gt;
  </code></pre>