自己学Asp.Net时做的一个程序，里面有基本的一些功能，改一改也可以拿来来当企业网站用的，这个也很适合，初学者刚开始学时看一看，里面还有URL重写功能,图片验证，Md5加密.-A program when learning Asp.Net, there are some basic functions, a change can also be used as business website, this is also very suitable for beginners, a look