<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>md5加密</title> </head> <body> <input id=test value=密码区> <input type=button value=md5 onClick="alert(hex_md5(test.value))"> </body> </html> [Ctrl+A 全选 注:引入外部Js需再刷新一下页面才能执行]