问jQuery功能

EN

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<script>window.jQuery || document.write('<script src="js/libs/jquery-1.7.min.js">\x3C/script>')</script>  
<script defer src="<?php echo base_url(); ?>js/jquery.flexslider.js"></script>
<script src="<?php echo base_url(); ?>js/responsiveslides.min.js" type="text/javascript"></script>
<script type="text/javascript">
   jQuery(window).load(function() {
      jQuery(".slides").responsiveSlides({
      auto: true,
      pager: false,
      nav: true,
      controlNav: "thumbnails",
      speed: 500,
      namespace: "flexslider",
      before: function () {
       jQuery('.events').append("<li>before event fired.</li>");
      },
      after: function () {
       jQuery('.events').append("<li>after event fired.</li>");
      }
    });
  });
 </script>