1 <script type="text/javascript">
2 var countdown=60;
3 function settime(val) {
4 var e = $('#email').val();
5 //对电子邮件的验证
6 var myreg = /^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/;
7 if(!myreg.test(e))
8 {
9 return;
10 }
11 if (countdown == 0) {
12 val.removeAttribute("disabled");
13 val.value="获取验证码";
14 countdown = 60;
15 return;
16 } else {
17 val.setAttribute("disabled", true);
18 val.value="重新发送(" + countdown + ")";
19 countdown--;
20 }
21 setTimeout(function() {
22 settime(val)
23 },1000)
24 }
25 </script>
