本程序是一个在线投票系统，能够实现如下的基本目标：（1）能够实时地投票并能查看当前的投票结果；（2）以图形化的方式显示投票结果；（3）统计各个投票项目的票数、得票比例；（4）防止使用同一IP地址的反复投票；（5）能够对投票项目进行维护，实现添加、修改、删除投票项目。-This procedure is an online voting system, to achieve the basic objectives are as follows: (1) be able to vote in real time and can view the current results of the vote　(2) provides a graphic display of voting results　(3) all the voting statistics project number of votes, the proportion of the vote　(4) using the same IP address to prevent repeated voting　(5) be able to vote for the maintenance of the project, the realization of add, modify or delete items to vote.