<script src="https://libs.baidu.com/jquery/1.10.2/jquery.min.js">
$(document).ready(function(){
$("div").delegate("p","click",function(){
$("button").click(function(){
$("<p>This is a new paragraph.</p>").insertAfter("button");
<div style="background-color:yellow">
<p>This is a paragraph.</p>
<p>Click any p element to make it disappear. Including this one.</p>
<button>Insert a new p element after this button</button>
<p><b>Note:</b> By using the delegate() method, instead of live(), only the p elements inside the div element will be affected.</p>