var GLOBAL = {};GLOBAL.namespace = function(str) {    var arr = str.split("."), o = GLOBAL,i;    for (i = (arr[0] = "GLOBAL") ? 1 : 0; i < arr.length; i++) {        o[arr[i]] = o[arr[i]] || {};        o = o[arr[i]];    }};//Dom相关GLOBAL.namespace("Dom");GLOBAL.Dom.getNextNode = function (node) {    node = typeof node == "string" ? document.getElementById(node) : node;    var nextNode = node.nextSibling;    if (!nextNode) {        return null;    }    if (!document.all) {        while (true) {            if (nextNode.nodeType == 1) {                break;            } else {                if (nextNode.nextSibling) {                    nextNode = nextNode.nextSibling;                } else {                    break;                }            }        }        return nextNode;    }}GLOBAL.Dom.setOpacity = function(node, level) {    node = typeof node == "string" ? document.getElementById(node) : node;    if (document.all) {        node.style.filter = ‘alpha(opacity=‘ + level + ‘)‘;    } else {        node.style.opacity = level / 100;    }};GLOBAL.Dom.getElementsByClassName = function (str, root, tag) {    if (root) {        root = typeof root == "string" ? document.getElementById(root) : root;    } else {        root = document.body;    }    tag = tag || "*";    var els = root.getElementsByTagName(tag), arr = [];    for (var i = 0, n = els.length; i < n; i++) {        for (var j = 0, k = els[i].className.split(" "), l = k.length; j < l; j++) {            if (k[j] == str) {                arr.push(els[i]);                break;            }        }    }    return arr;}GLOBAL.namespace("Event");GLOBAL.Event.stopPropagation = function(e) {    e = window.event || e;    if (document.all) {        e.cancelBubble = true;    } else {        e.stopPropagation();    }};GLOBAL.Event.getEventTarget = function(e) {    e = window.event || e;    return e.srcElement || e.target;};GLOBAL.Event.on = function(node, eventType, handler) {    node = typeof node == "string" ? document.getElementById(node) : node;    if (document.all) {        node.attachEvent("on" + eventType, handler);    } else {        node.addEventListener(eventType, handler, false);    }};//Lang相关GLOBAL.namespace("Lang");GLOBAL.Lang.trim = function(ostr) {    return ostr.replace(/^\s+|\s+$/g, "");};GLOBAL.Lang.isNumber = function(s) {    return !isNaN(s);};function isString(s) {    return typeof s === "string";}function isBoolean(s) {    return typeof s === "boolean";}function isFunction(s) {    return typeof s === "function";}function isNull(s) {    return s === null;}function isUndefined(s) {    return typeof s === "undefined";}function isEmpty(s) {    return /^\s*$/.test(s);}function isArray(s) {    return s instanceof Array;}GLOBAL.Dom.get = function (node) {    node = typeof node === "string" ? document.getElementById(node) : node;    return node;}function $(node) {    node = typeof node == "string" ? document.getElementById(node) : node;    return node;}GLOBAL.Lang.extend = function(subClass, superClass) {    var F = function() {    };    F.prototype = superClass.prototype;    subClass.prototype = new F();    subClass.prototype.constructor = subClass;    subClass.superClass = subClass.prototype;    if (superClass.prototype.constructor == Object.prototype.constructor) {        superClass.prototype.constructor = superClass;    }};GLOBAL.namespace("Cookie");GLOBAL.Cookie = {    read: function (name) {        var cookieStr = ";" + document.cookie + ";";        var index = cookieStr.indexOf(";" + name + "=");        if (index != -1) {            var s = cookieStr.substring(index + name.length + 3, cookieStr.length);            return unescape(s.substring(0, s.indexOf(";")));        } else {            return null;        }    },    set: function (name, value, expires) {        var expDays = expires * 24 * 60 * 60 * 1000;        var expDate = new Date();        expDate.setTime(expDate.getTime() + expDays);        var expString = expires ? ";expires=" + expDate.toGMTString() : "";        var pathString = ";path=/";        document.cookie = name + "=" + escape(value) + expString + pathString;    },    del: function (name, value, expires) {        var exp = new Date(new Date().getTime() - 1);        var s = this.read(name);        if (s != null) {            document.cookie = name + "=" + s + ";expires=" + exp.toGMTString() + ";path=/";        }    }};