fmpq.com
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> <script src="https://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"> </script> <script> $(document).ready(function(){ $(window).unload(function(){ alert("Goodbye!"); }); }); </script> </head> <body> <p>当你点击 <a href="http://www.fmpq.com">这个链接</a>, 或者关闭窗口，alert 窗口会弹出。</p> </body> </html>
运行结果