51help TIY
码：
<html> <head> <script type="text/javascript" src="../jquery/jquery.js" tppabs="http://www.51help.tk/jquery/jquery.js"></script> <script type="text/javascript"> $(document).ready(function(){ $("button").click(function(){ x=$("p").offset(); $("#span1").text(x.left); $("#span2").text(x.top); }); }); </script> </head> <body> <p>移是 <span id="span1">unknown</span> left 和 <span id="span2">unknown</span> top。</p> <button>获得 offset</button> </body> </html>
查看结果: