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(){ $(":file").css("background-color","#B2E0FF"); }); </script> </head> <body> <html> <body> <form action=""> Name: <input type="text" name="user" /> <br /> Password: <input type="password" name="password" /> <br /> File: <input type="file"> </form> </body> </html> </body> </html>
查看结果: