SWF e-book.as

margin = 20;

createEmptyMovieClip("book",1); book.lineStyle(1,0); book.moveTo(margin,margin); book.lineTo(width-margin,margin); book.lineTo(width-margin,height-margin); book.lineTo(margin,height-margin); book.lineTo(margin,margin); book.moveTo(width/2,margin); book.lineTo(width/2,height-margin);

book.onDragOver = function() { this.clear(); book.lineStyle(1,0); book.moveTo(margin,margin); book.lineTo(width-margin,margin); book.lineTo(width-margin,height-margin); book.lineTo(margin,height-margin); book.lineTo(margin,margin); book.moveTo(width/2,margin); book.lineTo(width/2,height-margin); book.moveTo(_xmouse,_ymouse); book.lineTo(width-margin,margin); }