function checkform() {
   
    if (document.getElementById("name").value == "" ) {
        Salert("", "请输入您的姓名!");
        document.getElementById("name").focus();
        return;
    }
    if (document.getElementById("IP").value == "") {
        Salert("", "请输入您的公司名称!");
        document.getElementById("IP").focus();
        return;
    }
    if (document.getElementById("email").value == "") {
        Salert("", "请输入您的电子邮箱!");
        document.getElementById("email").focus();

        return;
    }
    if (document.getElementById("email").value != "") {
        var myreg = /^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/;
        if (!myreg.test(document.getElementById("email").value)) {
            document.getElementById("email").focus();
            Salert("", "请输入正确的电子邮箱!");

            return;
        }
    }
    if (document.getElementById("tel").value == "" ) {
        Salert("", "请输入您的手机号码!");
        document.getElementById("tel").focus();
        return;
    }
    if (document.getElementById("tel").value != "" ) {
        var telReg = /^1[3|4|5|6|7|8|9][0-9]\d{8}$/;
        if (!telReg.test(document.getElementById("tel").value)) {
            document.getElementById("tel").focus();
            Salert("", "请输入正确的手机号码!");
            return;
        }
    }
    if (document.getElementById("qq").value == "") {
        Salert("", "请输入您的QQ号码!");
        document.getElementById("qq").focus();
        return;
    }
    if (document.getElementById("nr").value == "") {
        Salert("", "请输入您的留言内容!");
        document.getElementById("nr").focus();
        return;
    }
    $.ajax({
        type: "post",
        url: "/AjaxAction/message.aspx?name=" + $("#name").val() + "&IP=" + $("#IP").val() + "&email=" + $("#email").val() + "&tel=" + $("#tel").val() + "&qq=" + $("#qq").val() + "&nr=" + $("#nr").val(),
        data: "",
        success: function (data) {

            if (data == "1") {
                Salert("", "恭喜，您的留言已提交成功!");

                setTimeout("location.href = document.URL", 1000);//延时2秒
            }
            else {
                Salert("", "抱歉，您的留言提交失败，请重新尝试!");
            }
        }

    });

}

//在线报名
function Salert(title, content) {
    var tmp = '<div class="ui-dialog show"><div class="ui-dialog-cnt"><div class="ui-dialog-bd"><div><h4>' + title + '</h4><div>' + content + '</div></div></div><div class="ui-dialog-ft ui-btn-group"><button type="button" class="select" onclick="closemsgs();">确 认</button></div></div></div>';
    $("body").append(tmp);
}
function closemsgs() {
    $(".ui-dialog").each(function (i, item) {
        if ($(item).hasClass("show")) {
            $(item).removeClass("show").addClass("hide");
        }
    });
}