系统消息发现有新的未读消息弹框提示

//获取弹框

<script>

function tips_pop(){

            var MsgPop=document.getElementById("winpop");

            var popH=parseInt(MsgPop.style.height);

            if (popH==0){   

                MsgPop.style.display="block";

                show=setInterval("changeH('up')",2);

            }

            else {

            hide=setInterval("changeH('down')",2);

            }

        }

        function changeH(str) {

            var MsgPop=document.getElementById("winpop");

            var popH=parseInt(MsgPop.style.height);

            if(str=="up"){

                if (popH<=100){

                    MsgPop.style.height=(popH+4).toString()+"px";

                }

                else{

                    clearInterval(show);

                }

            }

            if(str=="down"){

                if (popH>=4){

                    MsgPop.style.height=(popH-4).toString()+"px";

                }

                else{

                    clearInterval(hide);

                    MsgPop.style.display="none";

                }

            }

        }

        window.onload=function(){

            document.getElementById('winpop').style.height='0px';

            setTimeout("tips_pop()",800);

        }

</script>

//div内容和刷新新消息

<div id="winpop">
<div class="title">您有新的消息<span class="close" onclick="tips_pop()">×</span></div>
<div id="notifications">

</div>

//获取消息提醒状态值

function winpop(){

　　var state = '0';

　　$.get("${ctx}/sys/msgUser/getMsgUserType?state="+state+"&t="+new Date().getTime(), function(data){

　　　　$("#notifications").html(data);

　　});   

}

winpop();

//定时刷新获取最新未读消息

setInterval(function(){

　　$("#winpop").load(winpop(),"");

}, 10000);