FLASH 8: 點機用埋個mouse wheel?

唔難既，用ｌｉｓｔｅｎｅｒ就可以了，例：

var mouseListener:Object = new Object();
mouseListener.onMouseWheel = function(wheelNum:Number)
{
if (wheelNum> 0)
{
／／ｓｃｒｏｌｌ上的ａｃｔｉｏｎ
}
else if (wheelNum< 0)
{
／／ｓｃｒｏｌｌ落的ａｃｔｉｏｎ
}
}
Mouse.addListener(mouseListener);