js刷新验证码(点击刷新验证码)
<!doctype html public "-//w3c//dtd xhtml 1.0 transitional//en" "http://www.w3.org/tr/xhtml1/dtd/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="content-type" content="text/html; charset=gb2312" />
<title>证码)</title>
<script language="网页特效">
function reloadcode(tar)
{
var verify=document.getelementbyid(tar);
verify.setattribute('src','/inc/ver.php教程?rc='+math.random()); //这里换成你的地址
}
</script>
</head><body>
<form id="form1" name="form1" method="post" action="">
输入验证码:
<label for="textfield"></label>
<input type="text" name="textfield" id="textfield" />
<img src="" id="verify"/> <a href="javascript:reloadcode('verify');">刷新验证码</a>
</form>
</body>
</html>