简单计算器 能够实现简单的加减乘除运算，并且实现了部分运算的优先级，可以加括号，晴空等。-A simple calculator to perform simple addition and subtraction multiplication and division operations, and achieve the priority of some operations can be added in parentheses, clear sky and so on.

大光灯文字 很棒的一种文字效果，文字被模拟成探照灯一样在夜空中扫来扫去，这款文字在晃动的过程中还会转换颜色； -Great Light writing a great text effects, text has been modeled in the night sky like searchlights to sweep to sweep, this text will be in the process of shaking convert color