JS 设置与获取Cookie，函数setCookie(name,value,time)getCookie(name)

//----------------
//read COOKIE
function getCookie(cookiename) {
var result;
var mycookie = document.cookie;
var start2 = mycookie.indexOf(cookiename + "=");
if (start2 > -1) {
start = mycookie.indexOf("=", start2) + 1;
var end = mycookie.indexOf(";", start);

if (end == -1) {
end = mycookie.length;
}

result = unescape(mycookie.substring(start, end));
}

return result;
}
//----------------
//write COOKIE
function setCookie(cookiename, cookievalue, hours) {
var date = new Date();
date.setTime(date.getTime() + Number(hours) * 3600 * 1000);
document.cookie = cookiename + "=" + cookievalue + "; path=/;expires = " + date.toGMTString();

}

昊云博客：www.haoyuncn.net