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button点击切换,获取按钮ID

<!DOCTYPE html><html><head lang="zh-CN">    <meta charset="UTF-8">    <meta http-equiv="X-UA-Compatible" content="IE=edge">    <style>    .sms-type button{    width: 60px;    height: 30px;    margin-right: 10px;    border: #d0d0d0 1px solid;    background-color: #f5f5f5;    border-radius: 4px;    -webkit-border-radius: 4px;    -moz-border-radius: 4px;    outline: none;    cursor: pointer;}.sms-type button.on-sel{    border: #ff7e0e 1px solid;    background-color: #fff0c5;}    </style>    <script type="text/javascript" src="http://libs.baidu.com/jquery/2.0.0/jquery.js"></script>    <script type="text/javascript">            function  replyDetailClick(){            $(".reply-details .sms-type button").click(function(){            $(".reply-details .sms-type button").removeClass("on-sel");            $(this).addClass("on-sel");        })    }            function getButtonId(){            $(".sms-type button").click(function(){                        var buttonId = $(this).attr("id");                    alert("buttonId:"+buttonId);                });    }                $(document).ready(function() {                   replyDetailClick();                getButtonId();              });    </script>    </head><body><div class="reply-details">            <div>                <label class="sms-type">                    <button  id="all" class="on-sel">全部</button>                    <button id="one">1</button>                    <button id="two">2</button>                    <button id="three">3</button>                    <button id="other">其他</button>                </label>            </div>        </div></body></html>

 

<style></style><script type="text/javascript" src="http://libs.baidu.com/jquery/2.0.0/jquery.js"></script><script type="text/javascript">// </script>

button点击切换,获取按钮ID