JS如何实现一次性弹窗,使刷新后不弹出的方法教学
发布时间:01/15 来源: 浏览:
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JS如何实现一次性弹窗,使刷新后不弹出的方法,并且有简单易懂的实例代码,有需要的同学快看看吧!
本文实例讲述了JS实现一次性弹窗的方法。分享给大家供大家参考,具体如下:
<!DOCTYPE html PUBLIC"-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type"content="text/html; charset=UTF-8">
<title>Insert title here</title>
<script>
functionopenwin() {
window.open("","","width=200,height=200");
}
functionget_cookie(name) {
varsearch = name+"=";
varreturnvalue ="";
if(document.cookie.length>0) {
offset = document.cookie.indexOf(search);
if(offset!=-1) {
offset = search.length;
end = document.cookie.indexOf(";",offset);
if(end==-1) {
end = document.cookie.length;
}
returnvalue = unescape(document.cookie.substring(offset,end));
}
}
returnreturnvalue;
}
functionloadpopup() {
if(get_cookie("popped")=='') {
openwin();
document.cookie="popped=yes";
}
}
</script>
</head>
<body onload="loadpopup();">
</body>
</html>
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