用VC开发的nero刻录程序，可实现建立任意层（小于128）的目录，可视化操作-development of the VC nero burning procedures, for the establishment of arbitrary layer (less than 128) to the directory, Visualization operation

smtp组建源代码，本文件由微软的可视化编程软件visual c++编写而成-smtp set up the source code