了循序渐进的了解投票功能，专门开发了这套简单投票系统，投票的数据保存在Sql数据库中，只保存投票的项目及票数。

系统的实现原来是用户每投一次，将在数据库中对应的项目票数上加1。该系统数据源采用了SqlDataSource，其中自定义了很多方法和函数。

管理地址为/ItemManager.aspx -A step-by-step understanding of the voting feature, specifically developed a set of simple voting system, the voting data stored in the Sql database, only to vote to preserve the items and the number of votes. System is the user realize the original cast each time, will be in the database corresponds to the item number of votes plus one. The system data source using the SqlDataSource, which a lot of custom methods and function. Management of address/ItemManager.aspx