求助:如何取消后台验证码?急!

浏览:3567 发布日期:2015/10/08 分类:求助交流
本PHP空间不支持gd,后台验证码不显示,所以想取消掉,求高手指点!


<!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>
<title>YuFuCMS管理系统登录</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<link rel='stylesheet' type="text/css" href="../Public/css/style.css" />
<script type="text/javascript" src="../Public/js/jquery-1.7.2.min.js"></script>
<script type="text/javascript" src="../Public/js/jquery.form.js"></script>
<style type="text/css">
body{background: #E9E9E9;}
</style>
<script type="text/javascript">
<!--
$(function(){

$('#form1').ajaxForm({
beforeSubmit: checkForm,
success: complete,
dataType: 'json'
});

function complete(data){
if (data.status==1){
window.location.href = "{:U('Index/index')}";
}else{
alert(data.info);
var timenow = new Date().getTime();
var url="{:U('Public/verify',array('t'=>'"+timenow+"'))}";
$('#verifyImg').attr('src',url);
}
}
function checkForm(){
if( '' === $.trim($('#account').val())){
//$('#result').html('用户名不能为空!').show();
alert('用户名不能为空!');
return false;
}
if( '' === $.trim($('#password').val())){
//$('#result').html('密码不能为空!').show();
alert('密码不能为空!');
return false;
}
if( '' === $.trim($('#verify').val())){
//$('#result').html('验证码不能为空!').show();
alert('验证码不能为空!');
return false;
}
}

$('#verifyImg').click(function(){
//重载验证码
$('#verifyImg').attr('src',"{:U('Public/verify',array('t'=>time()))}");

});

});

//-->
</script>
</head>
<body>

<div class="login">

<div class="version">微信公众账号导航版</div>
<form method='post' name="login" id="form1" action="{:U('Public/checkLogin')}" >
<div class="loginbox">
<label>用户名:</label><input type="text" class="ipt3" id="account" name="account">
<label>密 码:</label><input type="password" class="ipt3" id="password" name="password">
<label>验证码:</label><input type="text" class="ipt2" id="verify" name="verify"><img id="verifyImg" src="{:U('Public/verify')}" border="0" alt="点击刷新验证码" style="cursor:pointer; margin-left: 5px;" align="absmiddle">
<input type="hidden" name="ajax" value="1">
<input type="submit" id="submit" value="登 录" class="btn4">
</div>
</form>
<div id="result" class="red"></div>
<div class="shuom">在操作过程中如果有问题,可以联系鱼福网寻求帮助!<a href="http://www.yufu5.com" target="_blank">www.yufu5.com</a></div>
</div>

</body>
</html>
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