var T,
baidu = T = baidu || {
    version: "1.3.4"
};
baidu.guid = "$BAIDU$";
window[baidu.guid] = window[baidu.guid] || {};
baidu.page = baidu.page || {};
baidu.page.getScrollTop = function() {
    var a = document;
    return window.pageYOffset || a.documentElement.scrollTop || a.body.scrollTop
};
baidu.page.getViewHeight = function() {
    var a = document;
    return (a.compatMode == "BackCompat" ? a.body: a.documentElement).clientHeight
};
baidu.dom = baidu.dom || {};
baidu.dom.g = function(a) {
    if ("string" == typeof a || a instanceof String) return document.getElementById(a);
    else if (a && a.nodeName && (a.nodeType == 1 || a.nodeType == 9)) return a;
    return null
};
baidu.g = baidu.G = baidu.dom.g;
baidu.dom.getDocument = function(a) {
    a = baidu.dom.g(a);
    return a.nodeType == 9 ? a: a.ownerDocument || a.document
};
baidu.dom._styleFixer = baidu.dom._styleFixer || {};
baidu.dom._styleFilter = baidu.dom._styleFilter || [];
baidu.dom._styleFilter.filter = function(a, b, f) {
    for (var e = 0, d = baidu.dom._styleFilter, c; c = d[e]; e++) if (c = c[f]) b = c(a, b);
    return b
};
baidu.string = baidu.string || {};
baidu.string.toCamelCase = function(a) {
    if (a.indexOf("-") < 0 && a.indexOf("_") < 0) return a;
    return a.replace(/[-_][^-_]/g, 
    function(b) {
        return b.charAt(1).toUpperCase()
    })
};
baidu.browser = baidu.browser || {};
if (/msie (\d+\.\d)/i.test(navigator.userAgent)) baidu.browser.ie = baidu.ie = document.documentMode || +RegExp.$1;
baidu.dom.getStyle = function(a, b) {
    var f = baidu.dom;
    a = f.g(a);
    b = baidu.string.toCamelCase(b);
    var e = a.style[b];
    if (!e) {
        var d = f._styleFixer[b];
        e = a.currentStyle || (baidu.browser.ie ? a.style: getComputedStyle(a, null));
        e = d && d.get ? d.get(a, e) : e[d || b]
    }
    if (d = f._styleFilter) e = d.filter(b, e, "get");
    return e
};
baidu.getStyle = baidu.dom.getStyle;
if (/opera\/(\d+\.\d)/i.test(navigator.userAgent)) baidu.browser.opera = +RegExp.$1;
baidu.browser.isWebkit = /webkit/i.test(navigator.userAgent);
baidu.browser.isGecko = /gecko/i.test(navigator.userAgent) && !/like gecko/i.test(navigator.userAgent);
baidu.browser.isStrict = document.compatMode == "CSS1Compat";
baidu.dom.getPosition = function(a) {
    a = baidu.dom.g(a);
    var b = baidu.dom.getDocument(a),
    f = baidu.browser,
    e = baidu.dom.getStyle;
    f.isGecko > 0 && b.getBoxObjectFor && e(a, "position");
    var d = {
        left: 0,
        top: 0
    },
    c;
    if (a == (f.ie && !f.isStrict ? b.body: b.documentElement)) return d;
    if (a.getBoundingClientRect) {
        a = a.getBoundingClientRect();
        d.left = Math.floor(a.left) + Math.max(b.documentElement.scrollLeft, b.body.scrollLeft);
        d.top = Math.floor(a.top) + Math.max(b.documentElement.scrollTop, b.body.scrollTop);
        d.left -= b.documentElement.clientLeft;
        d.top -= b.documentElement.clientTop;
        a = b.body;
        b = parseInt(e(a, "borderLeftWidth"));
        e = parseInt(e(a, "borderTopWidth"));
        if (f.ie && !f.isStrict) {
            d.left -= isNaN(b) ? 2: b;
            d.top -= isNaN(e) ? 2: e
        }
    } else {
        c = a;
        do {
            d.left += c.offsetLeft;
            d.top += c.offsetTop;
            if (f.isWebkit > 0 && e(c, "position") == "fixed") {
                d.left += b.body.scrollLeft;
                d.top += b.body.scrollTop;
                break
            }
            c = c.offsetParent
        }
        while (c && c != a);
        if (f.opera > 0 || f.isWebkit > 0 && e(a, "position") == "absolute") d.top -= b.body.offsetTop;
        for (c = a.offsetParent; c && c != b.body;) {
            d.left -= c.scrollLeft;
            if (!f.opera || 
            c.tagName != "TR") d.top -= c.scrollTop;
            c = c.offsetParent
        }
    }
    return d
}; (function() {
    var a = navigator.userAgent;
    if (/(\d+\.\d)?(?:\.\d)?\s+safari\/?(\d+\.\d+)?/i.test(a) && !/chrome/i.test(a)) baidu.browser.safari = +(RegExp.$1 || RegExp.$2)
})();
baidu.dom.ready = function() {
    function a() {
        if (!f) {
            f = true;
            for (var c = 0, g = d.length; c < g; c++) d[c]()
        }
    }
    function b() {
        if (!e) {
            e = true;
            var c = document,
            g = window,
            i = baidu.browser.opera;
            if (c.addEventListener) c.addEventListener("DOMContentLoaded", i ? 
            function() {
                if (!f) {
                    for (var h = 0; h < c.styleSheets.length; h++) if (c.styleSheets[h].disabled) {
                        setTimeout(arguments.callee, 0);
                        return
                    }
                    a()
                }
            }: a, false);
            else if (baidu.browser.ie && g == top)(function() {
                if (!f) {
                    try {
                        c.documentElement.doScroll("left")
                    } catch(h) {
                        setTimeout(arguments.callee, 0);
                        return
                    }
                    a()
                }
            })();
            else if (baidu.browser.safari) {
                var j; (function() {
                    if (!f) if (c.readyState != "loaded" && c.readyState != "complete") setTimeout(arguments.callee, 0);
                    else {
                        if (j === undefined) {
                            j = 0;
                            var h = c.getElementsByTagName("style"),
                            k = c.getElementsByTagName("link");
                            if (h) j += h.length;
                            if (k) {
                                h = 0;
                                for (var l = k.length; h < l; h++) k[h].getAttribute("rel") == "stylesheet" && j++
                            }
                        }
                        c.styleSheets.length != j ? setTimeout(arguments.callee, 0) : a()
                    }
                })()
            }
            g.attachEvent ? g.attachEvent("onload", a) : g.addEventListener("load", a, false)
        }
    }
    var f = false,
    e = false,
    d = [];
    return function(c) {
        b();
        f ? c() : d[d.length] = c
    }
} (); (function() {
    var a = RegExp("(^[\\s\\t\\xa0\\u3000]+)|([\\u3000\\xa0\\s\\t]+$)", "g");
    baidu.string.trim = function(b) {
        return String(b).replace(a, "")
    }
})();
baidu.trim = baidu.string.trim;
baidu.dom.hasClass = function(a, b) {
    a = baidu.dom.g(a);
    var f = baidu.string.trim(b).split(/\s+/),
    e = f.length;
    for (b = a.className.split(/\s+/).join(" "); e--;) if (!RegExp("(^| )" + f[e] + "( |$)").test(b)) return false;
    return true
};
baidu.event = baidu.event || {};
baidu.event._listeners = baidu.event._listeners || [];
baidu.lang = baidu.lang || {};
baidu.lang.isString = function(a) {
    return "[object String]" == Object.prototype.toString.call(a)
};
baidu.isString = baidu.lang.isString;
baidu.dom._g = function(a) {
    if (baidu.lang.isString(a)) return document.getElementById(a);
    return a
};
baidu._g = baidu.dom._g;
baidu.event.on = function(a, b, f) {
    b = b.replace(/^on/i, "");
    a = baidu.dom._g(a);
    var e = function(i) {
        f.call(a, i)
    },
    d = baidu.event._listeners,
    c = baidu.event._eventFilter,
    g = b;
    b = b.toLowerCase();
    if (c && c[b]) {
        e = c[b](a, b, e);
        g = e.type;
        e = e.listener
    }
    if (a.addEventListener) a.addEventListener(g, e, false);
    else a.attachEvent && a.attachEvent("on" + g, e);
    d[d.length] = [a, b, f, e, g];
    return a
};
baidu.on = baidu.event.on;
baidu.event.un = function(a, b, f) {
    a = baidu.dom._g(a);
    b = b.replace(/^on/i, "").toLowerCase();
    for (var e = baidu.event._listeners, d = e.length, c = !f, g, i; d--;) {
        g = e[d];
        if (g[1] === b && g[0] === a && (c || g[2] === f)) {
            i = g[4];
            g = g[3];
            if (a.removeEventListener) a.removeEventListener(i, g, false);
            else a.detachEvent && a.detachEvent("on" + i, g);
            e.splice(d, 1)
        }
    }
    return a
};
baidu.un = baidu.event.un;
baidu.lang.isFunction = function(a) {
    return "[object Function]" == Object.prototype.toString.call(a)
};
baidu.page.lazyLoadImage = function(a) {
    a = a || {};
    a.preloadHeight = a.preloadHeight || 0;
    baidu.dom.ready(function() {
        var b = document.getElementsByTagName("IMG"),
        f = b,
        e = b.length,
        d = 0,
        c = baidu.page.getScrollTop() + baidu.page.getViewHeight() + a.preloadHeight,
        g;
        if (a.className) for (f = []; d < e; ++d) baidu.dom.hasClass(b[d], a.className) && f.push(b[d]);
        d = 0;
        for (e = f.length; d < e; ++d) {
            g = f[d];
            if (baidu.dom.getPosition(g).top < c) g.src = g.getAttribute("data-tangram-ori-src")
        }
        var i = function() {
            for (var j = baidu.page.getScrollTop() + baidu.page.getViewHeight() + 
            a.preloadHeight, h, k = true, l = 0, m = f.length; l < m; ++l) {
                g = f[l]; (h = g.getAttribute("data-tangram-ori-src")) && (k = false);
                if (baidu.dom.getPosition(g).top < j && h) {
                    g.src = h;
                    g.removeAttribute("data-tangram-ori-src");
                    baidu.lang.isFunction(a.onlazyload) && a.onlazyload(g)
                }
            }
            k && baidu.un(window, "scroll", i)
        };
        baidu.on(window, "scroll", i)
    })
};