说明：  flash中实现翻书效果的源代码，功能完善，可以用鼠标拖拽或双击实现向前或向后翻页，可以设置该页是软页还是硬页，还可以实现页的跳转
(flash book to achieve the effect of the source code, complete functions, can double-click or drag the mouse to achieve forward or backward flip, can set the page is soft or hard page page Pages can also achieve the Jump)