jquery.cookie广告弹窗点击关闭后一天弹一次
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="description" content="">
<meta name="keywords" content="">
<title>简单利用jquery.cookie插件使弹窗点击关闭后一天弹一次</title>
<style type="text/css">
*{
margin:0;
padding:0;
} .alert_windows{
display:none;
position:absolute;
z-index:10;
width:400px;
height:300px;
background:#566F93;
} .alert_windows span{
float:right;
width:30px;
height:30px;
text-align:center;
font:15px/30px Microsoft Yahei;
cursor:pointer;
color:#333;
background:lightblue;
} .alert_windows span:hover{
color:#EEE;
background:red;
}
</style>
<script type="text/javascript" src="js/jquery.min.js"></script>
<script type="text/javascript" src="js/jquery.cookie.js"></script>
<script type="text/javascript">
$(function(){
if($.cookie("isClose") != 'yes'){
var winWid = $(window).width()/2 - $('.alert_windows').width()/2;
var winHig = $(window).height()/2 - $('.alert_windows').height()/2;
$(".alert_windows").css({"left":winWid,"top":-winHig*2}); //自上而下
$(".alert_windows").show();
$(".alert_windows").animate({"left":winWid,"top":winHig},1000);
$(".alert_windows span").click(function(){
$(this).parent().fadeOut(500);
$.cookie("isClose",'yes',{ expires:1/8640}); //测试十秒
//$.cookie("isClose",'yes',{ expires:1}); 一天
});
}
});
</script>
</head> <body> <div style="font-size:24px;width:360px;margin:40px auto;">提示：一天弹一次，关闭了就没了</div> <div class="alert_windows">
<span>X</span>
</div>
</body>
</html>
jquery.cookie.js
/*jquery.cookie start*/
jQuery.cookie = function(name, value, options) {
if (typeof value != 'undefined') {
options = options || {};
if (value === null) {
value = '';
options = $.extend({}, options);
options.expires = -1;
}
var expires = '';
if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
var date;
if (typeof options.expires == 'number') {
date = new Date();
date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000)); //这里改时间，单位毫秒，默认为1天。
} else {
date = options.expires;
}
expires = '; expires=' + date.toUTCString();
}
var path = options.path ? '; path=' + (options.path) : '';
var domain = options.domain ? '; domain=' + (options.domain) : '';
var secure = options.secure ? '; secure' : '';
document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
} else {
var cookieValue = null;
if (document.cookie && document.cookie != '') {
var cookies = document.cookie.split(';');
for (var i = 0; i < cookies.length; i++) {
var cookie = jQuery.trim(cookies[i]);
if (cookie.substring(0, name.length + 1) == (name + '=')) {
cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
break;
}
}
}
return cookieValue;
}
};
/* jquery.cookie end */