div弹出层的效果带关闭按钮

<style type="text/css">
       

        #tuxiang {
            width: 57px;
        }
        /*div弹出框的css*/
      .tcck {

	width: 440px;

	height: 132px;

	border: 1px solid #6E665A;

	border-radius: 5px;

	background: #fff;

	padding-top: 10px;

	position: absolute;

	z-index: 99999999;

	display: none;

	left: 50%;/*FF IE7*/

	top: 50%;/*FF IE7*/

	margin-left: -220px!important;/*FF IE7 该值为本身宽的一半 */

	margin-top: -140px!important;/*FF IE7 该值为本身高的一半*/

	margin-top: 0px;

	position: fixed!important;/*FF IE7*/

	position: absolute;/*IE6*/

 _top:       expression(eval(document.compatMode && document.compatMode==‘CSS1Compat‘) ? documentElement.scrollTop + (document.documentElement.clientHeight-this.offsetHeight)/2 :/*IE6*/

 document.body.scrollTop + (document.body.clientHeight - this.clientHeight)/2);/*IE5 IE5.5*/

}

.STYLE1 {font-size: 12px}
    </style>

<script type="text/javascript">
    //这是关闭弹出层的方法
    function closeCustomer() {

        document.getElementById("joinclub").style.display = ‘none‘;

        //document.getElementById("bg123").style.display = ‘none‘;

    }
    //这是弹出层的方法
    function join_club() {
         //主要是这句话控制弹出层。
        document.getElementById(‘joinclub‘).style.display = ‘block‘;
    }

</script>

 <%--进度条弹出窗口--%>
    <div class="tcck" id="joinclub" style="display:none">
        <table style="width:430px; height:7px;"  border="0" cellpadding="0" cellspacing="0"   >
            <tr style="background-color:white; color: #fff; padding-left: 2px; padding-top: 0px;
                     font-weight: bold; font-size: 12px;" >

                <td><div align="right"><a href=JavaScript:; class="STYLE1" onclick="closeCustomer();">[关闭]</a>     </div></td>
</tr>
            </table>
 <%--下面这些是弹出窗口里面的内容--%>
    <div id="progress1">
            <div class="percent"></div>
            <div class="pbar"></div>
            <div class="elapsed"></div>
        </div>
    <div ><h3 id="xzts"></h3></div>
<%--以上这些是弹出窗口里面的内容--%>
</div>