Hide div after 2 second show another div in jquery

 <script type='text/javascript' src='js/jquery-1.5.1.min.js'></script>
        <script type='text/javascript'>

  $(window).load(function(){
  setTimeout(
   function(){

      $('#Div-A').replaceWith($('#slideshow'));
      $('#slideshow').show();

   },
   200
);
  });

<div id="Div-A" ><img src="images/loader.gif" /></div>
<div id="slideshow" style="display:none;">