function NewsCateCollection(name) {
	this.name = name;
	this.length = 0;
	this.add = addNewsCate;
	return this;
}
function addNewsCate(object) {
	this.length++;
	this[this.length] = object
}
function NewsCateNode(id,name) {
	this.id = id;
	this.name = name;
	return this;
}
function extractNewsCateChildrenOf(node,arr) {
	var children = new NewsCateCollection(node);
	var currentIndex = 1;
	while (currentIndex <= arr.length) {
        //arr[currentIndex].id.startWith(node) &&
                if (arr[currentIndex].id.substring(0,node.length)==node && arr[currentIndex].id.length==(node.length+2) ) {
                  children.add(arr[currentIndex])
                }
		currentIndex++
        }
	return children;
}
newscates=new NewsCateCollection("C");
newscates.add(new NewsCateNode("C0202","易邮邮件系统客户"));
newscates.add(new NewsCateNode("C0203","软件外包客户"));
newscates.add(new NewsCateNode("C0201","企业信息化客户"));
newscates.add(new NewsCateNode("C12","易邮订购问题解答"));
newscates.add(new NewsCateNode("C14","易邮使用问题解答"));
newscates.add(new NewsCateNode("C03","培训专栏"));
newscates.add(new NewsCateNode("C02","易网客户"));
newscates.add(new NewsCateNode("C0308","邮件系统方案"));
newscates.add(new NewsCateNode("C0307","邮件系统技术"));
newscates.add(new NewsCateNode("C1301","动作冒险"));
newscates.add(new NewsCateNode("C1302","动作射击"));
newscates.add(new NewsCateNode("C1303","战略策略"));
newscates.add(new NewsCateNode("C1304","模拟经营"));
newscates.add(new NewsCateNode("C1305","益智休闲"));
newscates.add(new NewsCateNode("C1306","体育竞技"));
newscates.add(new NewsCateNode("C1307","其他游戏"));
newscates.add(new NewsCateNode("C1308","应用软件"));
newscates.add(new NewsCateNode("C13","K-JAVA手机游戏"));
newscates.add(new NewsCateNode("C10","业务公告"));
newscates.add(new NewsCateNode("C0306","独享服务器"));
newscates.add(new NewsCateNode("C0304","网站建设"));
newscates.add(new NewsCateNode("C0302","企业邮箱系统"));
newscates.add(new NewsCateNode("C0303","网站托管服务"));
newscates.add(new NewsCateNode("C0301","域名服务"));
newscates.add(new NewsCateNode("C09","易邮邮局公告"));
newscates.add(new NewsCateNode("C06","客服中心"));
newscates.add(new NewsCateNode("C01","易网业务"));