自己做来玩的，用来计算跟朋友QQ等级时差的小东西。用了suiPackt和RX控件。图片是定死的，懒得写自动生成代码，有兴趣的朋友可以自己改进-Their own play, and used to calculate the time difference with friends QQ little hierarchy. Spent suiPackt and RX control. Picture is certainly dead, too lazy to write automatical