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写入cookie后只显示一次的DIV提示框代码

 

 

<script type="text/javascript">function cookiesave(n, v, mins, dn, path){    if(n)    {                if(!mins) mins = 365 * 24 * 60;        if(!path) path = "/";        var date = new Date();                date.setTime(date.getTime() + (mins * 60 * 1000));                var expires = "; expires=" + date.toGMTString();                if(dn) dn = "domain=" + dn + "; ";        document.cookie = n + "=" + v + expires + "; " + dn + "path=" + path;    }}function cookieget(n){    var name = n + "=";    var ca = document.cookie.split(;);    for(var i=0;i<ca.length;i++) {        var c = ca[i];        while (c.charAt(0)== ) c = c.substring(1,c.length);        if (c.indexOf(name) == 0) return c.substring(name.length,c.length);    }    return "";}function closeclick(){    document.getElementById(note).style.display=none;    cookiesave(closeclick,closeclick,‘‘,‘‘,‘‘);}function clickclose(){    if(cookieget(closeclick)==closeclick){        document.getElementById(note).style.display=none;    }else{        document.getElementById(note).style.display=block;    }}window.onload=clickclose;</script>