网易客户端cookie操作

function setCookie(name, value, isForever) {
document.cookie = name + "=" + escape(value) + ";domain=mail.163.com" + (isForever?";expires="+ (new Date(2099,12,31)).toGMTString():"");
}

function getCookie(name) {
var search = name + "="
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
return unescape(document.cookie.substring(offset, end))
}
else return ""
}
}