Descr iption Combination of book reader and Web browsers. This program can be used for Web browsing, reading news sites, downloading and reading books and atricles from the Web. It is not implement all HTML browser functionality - it doesn t s

实现了俄罗斯方块一般玩法 还实现了几个特殊玩法 包括随机从上方掉一个小方格（每个小方块由4个小方格组成）和随机左右移动一列 实现了统计分数与保存分数的功能-Tetris general play also implements several special rules are random out from the top of a small box (each box by four small squares) and move randomly around a statistical