/**
 * @name: 控制 瀏覽器滾動條
 * @author: camellia
 * @email: guanchao_gc@qq.com
 * @date: 2022-01-10 
 */
window.onscroll = function() {
        var scrollPos;
        if (typeof window.pageYOffset != 'undefined') {
            scrollPos = window.pageYOffset;
        }
        else if (typeof document.body != 'undefined') {
            scrollPos = document.body.scrollTop;
        }
        document.cookie = "scrollTop=" + scrollPos; 
    }
    window.onload = function (){
        if (document.cookie.match(/scrollTop=([^;]+)(;|$)/) != null) {
            var arr = document.cookie.match(/scrollTop=([^;]+)(;|$)/); 
            document.body.scrollTop = parseInt(arr[1]); 
        }
    }

window.onscroll = function() {
        var scrollTop = document.documentElement.scrollTop || window.pageYOffset || document.body.scrollTop;
        SetCookie("a", scrollTop);
    }
    window.onload = function () {
        document.body.scrollTop = GetCookie("a");//頁面加載時設(shè)置scrolltop高度
    }
    /**
     * @name: 設(shè)置cookie
     * @author: camellia
     * @email: guanchao_gc@qq.com
     * @date: 2022-01-10 
     */
    function SetCookie(sName, sValue) {
        document.cookie = sName + "=" + escape(sValue) + "; ";
    }
    /**
     * @name: 讀取cookie
     * @author: camellia
     * @email: guanchao_gc@qq.com
     * @date: 2022-01-10 
     */
    function GetCookie(sName) {
        var aCookie = document.cookie.split("; ");
        for (var i = 0; i < aCookie.length; i++) {
            var aCrumb = aCookie[i].split("=");
            if (sName == aCrumb[0])
            {
                return unescape(aCrumb[1]);
            }
        }
        return 0;
    }