在页面上动态创建columnchart 图表！

其中也有数据的一些处理，是我这里项目中需要的。不过至少对于我这个动态创建机制还是需要的。-Dynamically created on the page columnchart Chart! Some of which also have data processing, here is my project needs. But at least for me to create this dynamic mechanism is still needed.