<div id="showspan"><span>showspan**showspan</span></div>
  

  <span>outspan</span>
  

  <SCRIPT LANGUAGE="JavaScript">
  

  <!--
  

  //效果就是点击一个段落<div id="showspan">中span标签将在span标签后面添加一个span标签，对于新增的span标签同样可以点击新增一个span标签，新增的标签不需要监听其click事件
  

  $("#showspan").delegate("span", "click", function(){
  

  $(this).after("<span>showspan**showspan</span>");
  

  });
  

  //-->
  

  </SCRIPT>
 

  <p class="showp">pppppppp</p>
  

  <SCRIPT LANGUAGE="JavaScript">
  

  <!--
  

  $(".showp").live("click", function(){
  

  $(this).after("<p>pppppppp</p>");
  

  });
  

  //-->
  

  </SCRIPT>