Bootstrap 模态框（Modal）插件数据传值

<!-- 模态框（Modal） -->
<div class="modal fade" id="update" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <button type="button" class="close" data-dismiss="modal" aria-hidden="true">×</button>
                <h4 class="modal-title" id="myModalLabel">修改信息</h4>
            </div>
            <div class="modal-body">
                学号：<input type="text" name="stuno" id="stuno" /> 
                密码：<input type="text" name="pass" id="pass"/> 
                姓名：<input type="text" name="stuname" id="stuname"/> 
                性别：<input type="radio" name="sex" class="sex" id="man" value="男"/>男
                      <input type="radio" name="sex" class="sex" id="women" value="女"/>女
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-default" data-dismiss="modal">关闭</button>
                <button type="button" class="btn btn-primary" onclick="update()">提交更改</button>
            </div>
        </div>
        <!-- /.modal-content -->
    </div>
    <!-- /.modal -->
</div>
<!-- 模态框（Modal）end -->

//触发模态框的同时调用此方法
function editInfo(obj) {
    var id = $(obj).attr("id");
    //获取表格中的一行数据
    var stuno = document.getElementById("table").rows[id].cells[0].innerText;
    var pass = document.getElementById("table").rows[id].cells[1].innerText;
    var name = document.getElementById("table").rows[id].cells[2].innerText;
    var sex = document.getElementById("table").rows[id].cells[3].innerText;
    //向模态框中传值
    $(‘#stuno‘).val(stuno);
    $(‘#pass‘).val(pass);
    $(‘#stuname‘).val(name);
    if (sex == ‘女‘) {
        document.getElementById(‘women‘).checked = true;
    } else {
        document.getElementById(‘man‘).checked = true;
    }
    $(‘#update‘).modal(‘show‘);
}
//提交更改
function update() {
    //获取模态框数据
    var stuno = $(‘#stuno‘).val();
    var pass = $(‘#pass‘).val();
    var name = $(‘#stuname‘).val();
    var sex = $(‘input:radio[name="sex"]:checked‘).val();
    $.ajax({
        type: "post",
        url: "update.do",
        data: "stuno=" + stuno + "&pass=" + pass + "&name=" + name + "&sex=" + sex,
        dataType: ‘html‘,
        contentType: "application/x-www-form-urlencoded; charset=utf-8",
        success: function(result) {
            //location.reload();
        }
    });
}