实现阴历与阳历的相互转换，挺方便的 还其他辅助功能：闰年判断、日期间隔-The realization of the lunar calendar with the solar calendar the mutual conversion, very convenient also other auxiliary functions: to determine leap year, date interval

Environment Home application. CO2 calculator with a menu system with info about different energy saving things. Solar cells etc. Uses Caurina transistions for the movement. The Caurina library is a opensource one, that i cant take credit for making.