/**
 * 菜单点击事件
 * @param name   需要获取的cookie属性名
 */
export default function (name) {
    name = name + "="
    var start = document.cookie.indexOf(name),
        value = null;
    if (start > -1) {
        var end = document.cookie.indexOf(";", start);
        if (end == -1) {
            end = document.cookie.length;
        }
        value = document.cookie.substring(start + name.length, end);
    }
    return value;
}