<html><head><script src="https://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script><script>$(document).ready(function(){ $("button").click(function(){ $("body").append($("p:first").clone(true)); }); $("p").click(function(){ $(this).animate({fontSize: "+=1px"}); });});</script></head><body><p>Click this paragraph to increase text size.</p><p>This is another paragraph.</p><button>Copy the first p element (including event handlers), and append to body element</button></body></html>