<div class="form">

                        <dl>

                            <dt>您的称呼<small>(必填)</small></dt>

                            <dd><input id="name" type="text" name="name" class="formText" require></dd>

                        </dl>

                        <dl>

                            <dt>您的邮箱<small>(必填)</small></dt>

                            <dd><input id="email" type="text" name="email" class="formText" require></dd>

                        </dl>

                        <dl>

                            <dt>联系电话</dt>

                            <dd><input id="phone" type="text" name="phone" class="formText"></dd>

                        </dl>

                        <dl>

                            <dt>您的想法/意见<small>(必填)</small></dt>

                            <dd><textarea id="message" name="message" class="formText"></textarea></dd>

                        </dl>

                        <div class="formBtn" onclick="btnSend()">发送留言</div>

                        <script>

                            //提交数据

                            function btnSend() {

                                $("#txtMsg").text("");

                                var name = $("#name").val();//您的称呼

                                var email = $("#email").val();//您的邮箱

                                var phone = $("#phone").val();//联系电话

                                var message = $("#message").val();//您的想法

                                if (name.length == ) {

                                    alert("称呼不能为空!");

                                    return;

                                }

                                if (email.length == ) {

                                    alert("邮箱不能为空!");

                                    return;

                                }

                                var myreg = /^([a-zA-Z0-]+[_|\_|\.]?)*[a-zA-Z0-]+@([a-zA-Z0-]+[_|\_|\.]?)*[a-zA-Z0-]+\.[a-zA-Z]{,}$/;

                                if (!myreg.test(email)) {

                                    alert('请输入有效的E_mail!');

                                    return;

                                }

                                if (message.length < ) {

                                    alert("意见不能不能少于20个字符!");

                                    return;

                                }

                                $(".formBtn").val("正在发送，请稍等！");

                                var postData = "name=" + name + "&email=" + email + "&phone=" + phone + "&message=" + message;

                                //向后台发送处理数据

                                $.ajax({

                                    type: "POST", //用POST方式传输

                                    dataType: "text", //数据格式:JSON

                                    url: '/Email.ashx', //目标地址

                                    data: postData,

                                    error: function (XMLHttpRequest, textStatus, errorThrown) {

                                        alert("发送失败，请联系在线客服！");

                                    },

                                    success: function (msg) {

                                        $(".formBtn").val("发送留言");

                                        alert(msg);

                                    }

                                });

                            }

                        </script>

                    </div>

<%@ WebHandler Language="C#" Class="Email" %>

using System;

using System.Web;

using Ky.Common;

public class Email : IHttpHandler

{

    public void ProcessRequest(HttpContext context)

    {

        context.Response.ContentType = "text/plain";

        string name = KYRequest.GetFormString("name");//您的称呼

        string email = KYRequest.GetFormString("email");//您的邮箱

        string phone = KYRequest.GetFormString("phone");//联系电话

        string message = KYRequest.GetFormString("message");//您的想法

        if (string.IsNullOrEmpty(name))

        {

            context.Response.Write("您的称呼为空");

            return;

        }

        if (string.IsNullOrEmpty(email))

        {

            context.Response.Write("您的邮箱为空");

            return;

        }

        if (string.IsNullOrEmpty(message))

        {

            context.Response.Write("想法/意见为空");

            return;

        }

        string body = "时间：" + DateTime.Now + "<br>IP：" + KYRequest.GetIP() + "<br>称呼：" + name + "<br>邮箱：" + email + "<br>电话：" + phone + "<br>想法/意见：" + message;

        try

        {

            string wwwEmail = System.Configuration.ConfigurationManager.AppSettings["wwwEmail"].ToString();

            SendMail.Send(wwwEmail, "【邮件助手】您的网站收到留言" + DateTime.Now, body);

            context.Response.Write("发送成功，感谢您的支持。");

        }

        catch

        {

            context.Response.Write("Web.config未设置接收邮箱，发送失败");

        }

    }

    public bool IsReusable

    {

        get

        {

            return false;

        }

    }

}