function IsPC() {
    var userAgentInfo = navigator.userAgent;
    var Agents = new Array("Android", "iPhone", "SymbianOS", "Windows Phone", "iPad", "iPod");
    var flag = true;
    for (var v = 0; v < Agents.length; v++) {
        if (userAgentInfo.indexOf(Agents[v]) > 0) { flag = false; break; }
    }
    //alert(flag);
    return flag;
}

$(document).ready(function () {
    //返回顶部
    $("#gototop").click(function () {
        $("html,body").animate({ scrollTop: 0 }, 800); return false;
    });
    $("#gotocate").click(function () {
        $("html,body").animate({ scrollTop: $("#classification").offset().top - 50 }, 800);
        return false;
    });

    $("ul.menu_body").each(function () {
        if ($(this).text().replace(/[\r\n ]/g, "").length <= 0) { $(this).prev().remove(); } //去掉span
    });

    $("#firstpane span").click(function () {
        var spanatt = $(this).next("ul").css('display');
        if (spanatt == "block") {
            var spantext = "+";
            // $(this).prev().removeClass("left_active");
        } else {
            var spantext = "-";
            //$(this).prev().addClass("left_active");
        }
        $(this).html(spantext).addClass("current").next("ul").slideToggle(300).siblings("ul");
    });
    //导航无分类就隐藏
    if ($("#firstpane").children().length == 0) {
        $("#classification").hide();
    }
    if ($(".firstSelected") != null) {
        $(".firstSelected").next("span").html("-");
        $(".firstSelected").next("span").next("ul").slideToggle(300);
    }

    $("#smallSearch").click(function () {
        $(".searchBox").slideToggle();
    });
    //设置选中菜单高亮
    var classurl = "";
    $(".positionBox a").each(function (j) {
        if (j == 1) {
            classurl = $(this).attr("href");
            return;
        }
    });

    var url = window.location.href;
    var firstClassName = $("#firstClassName").text();
    $(".navbar-nav > li > a").each(function (i) {
        if (($(this).attr("href") == "/" || $(this).attr("href").indexOf("default") > -1) && firstClassName == "") {
            $(this).addClass("selected");
        } else if ($(this).text() == firstClassName) {
            $(this).addClass("selected");
        }
    });
});

function toggleMenu() {
    $("nav #navbar").slideToggle();
}

//更多导航菜单
$(".moreMenu").click(function () {
    var spantext = $(".moreMenu").text();
    if ($(".navigationBox").css('display') == "none") {
        spantext = $(".moreMenu").attr("hide-txt");
        $(".navigationBox").show();
    } else {
        spantext = $(".moreMenu").attr("show-txt");
        $(".navigationBox").hide();
    }
    $(".moreMenu").html(spantext);
});

//把导航中没有子元素的ul和展开按钮删除
$('.dropdown').each(function (i) {
    var len = $(this).children(".dropdown-menu").children().length;
    if (len == 0) {
        $(this).children("#app_menudown").hide();
        $(this).children(".dropdown-menu").hide();

        $(this).children('.dropdown-toggle').dropdownHover();
        $(this).children('a.dropdown-toggle').one('click', function () {
            if ($(this).attr("target") != "_blank")
                location.href = $(this).attr('href');
        });
    }
})

//如果是电脑版的就鼠标悬停展开下级菜单
if ($(window).width() >= 768 && IsPC()) {
    $('.dropdown-toggle').dropdownHover();
    //('a.dropdown-toggle').one('click', function () {
    //    $(this).attr("data-toggle", "");
        //location.href = $(this).attr('href'); 
    //});
    $(".dropdown-menu li").hover(function () { $(this).children("ul").toggle(); });
}
$('a.dropdown-toggle').one('click', function () {
    if(!$(this).attr("id"))
        $(this).attr("data-toggle", "");
    //location.href = $(this).attr('href'); 
});
//底部产品
$(".bottomButton").click(function () {
    for (var i = 1; i < 4; i++) {
        if ($(this).attr('id') == "bottomProductBtn" + i) {
            $("#bottomProductBtn" + i).addClass("selectedBottomButton");
            $("#bottomProductList" + i).show();
            $("#bottomProductTitle" + i).show();
        } else {
            $("#bottomProductBtn" + i).removeClass("selectedBottomButton");
            $("#bottomProductList" + i).hide();
            $("#bottomProductTitle" + i).hide();
        }
    }
});

function utf16to8(str) {
    var out, i, len, c;
    out = "";
    len = str.length;
    for (i = 0; i < len; i++) {
        c = str.charCodeAt(i);
        if ((c >= 0x0001) && (c <= 0x007F)) {
            out += str.charAt(i);
        } else if (c > 0x07FF) {
            out += String.fromCharCode(0xE0 | ((c >> 12) & 0x0F));
            out += String.fromCharCode(0x80 | ((c >> 6) & 0x3F));
            out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
        } else {
            out += String.fromCharCode(0xC0 | ((c >> 6) & 0x1F));
            out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
        }
    }
    return out;
}
function changeURLPar(destiny, par, par_value) {
    var pattern = par + '=([^&]*)';
    var replaceText = par + '=' + par_value;
    if (destiny.match(pattern)) {
        var tmp = '/\\' + par + '=[^&]*/';
        tmp = destiny.replace(eval(tmp), replaceText);
        return (tmp);
    }
    else {
        if (destiny.match('[\?]')) {
            return destiny + '&' + replaceText;
        }
        else {
            return destiny + '?' + replaceText;
        }
    }
    return destiny + '\n' + par + '\n' + par_value;
}