不错的下载资源

happy09li：C# 版本自动升级程序

http://download.csdn.net/detail/happy09li/3662280

happy09li：版本自动升级程序修补版（前面那个有点小问题，这个经过测试修改通过了）

http://download.csdn.net/detail/happy09li/3705357

happy09li：C# 做LED效果

http://download.csdn.net/detail/happy09li/4283323

happy09li：C#+ZedGraph做统计+代码类

http://download.csdn.net/detail/happy09li/4432201

happy09li：NOPI导出EXCEL相关支持dll

http://download.csdn.net/detail/happy09li/4436160

happy09li：转载+C#+窗体加载中等待层+代码类

http://download.csdn.net/detail/happy09li/4425169