【www.gdgbn.com--jquery】
jquery.cookie = function(name, value, options) {
if (typeof value != "undefined") { // name and value given, set cookie
options = options || {};
if (value === null) {
value = "";
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));
} else {
date = options.expires;
}
expires = "; expires=" + date.toutcstring(); // use expires attribute, max-age is not supported by ie
}
// caution: needed to parenthesize options.path and options.domain
// in the following expressions, otherwise they evaluate to undefined
// in the packed version for some reason...
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 { // only name given, get cookie
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]);
// does this cookie string begin with the name we want?
if (cookie.substring(0, name.length + 1) == (name + "=")) {
cookievalue = decodeuricomponent(cookie.substring(name.length + 1));
break;
}
}
}
return cookievalue;
}
};