这个例子程序是我咬牙再三,决定还是奉献出来,学习VC的人如果不下载,将是一个巨大的损失,看看就知道我有没有夸大了.-This example procedure is repeated teeth I decided to come out or dedication to learn VC if they do not download, will be a great loss to see will know I have not exaggerated.