function News(time,title,name,url) {
    this.Time = time;
    this.Title = title;
    this.Name = name;
    this.Url = url;
}
News.prototype.Render = function () {

    var html = "<p class='NewsTime'>" + this.Time + "</p>"
        + "<p class='NewsTitle'>" + this.Title + "</p>"
        + "<a class='NewsLink' href='" + this.Url + "'>" +this.Name + "</a>";
    return $("<li>").append(html);
}
function NewsContainor(id) {
    this.Id = id;
    this.Dom = $("#" + id);
    this.AddNews = function (news) {
        this.Dom.append(news.Render());
    };
}

=========================

/*
获取数据，并创建
*/
var containor = new NewsContainor("XXX");
var newsList = GetNewsList();//获取数据，并填充到一个News数组中
foreach(var news in newsList){
    containor.AddNews(news);
}