//写cookies
function setCookie(name,value)
{ document.cookie = name "=" escape (value) ";"; //设置的cookie关闭浏览即失效
}
//JS设置来路写入到cookie
setCookie("fromUrl",document.referrer);

/// <summary>
/// 读取Cookies
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public string GetCookies(string key)
{ if (System.Web.HttpContext.Current.Request.Cookies[key] != null) { string _cstr = System.Web.HttpContext.Current.Request.Cookies[key].Value.ToString(); Encoding stre = Encoding.GetEncoding("UTF-8"); return System.Web.HttpUtility.UrlDecode(_cstr, stre); } else { return string.Empty; }
}
//获取cookie
string referer = GetCookies("fromUrl");

//写cookies
function setCookie(name,value)
{ document.cookie = name "=" escape (value) ";path=/"; //设置的cookie关闭浏览即失效
}