flex chart 特效

ComboBox 嵌入复选框
http://flex.desizen.com/multiple-selection-combobox/#more-259 
Flex chart 缩放
http://www.riafan.com/article/flex/zoom-chart.html
彻底隐藏Flex Chart中的Series
http://www.riafan.com/article/flex/completely-hide-series-in-flex-chart.html
Flex图表缩放移动
http://www.iwobanas.com/2009/07/scrolling-and-zooming-chart-with-chartscroller/