如何动态更改jqplot渲染器?

Basically, I want the user to be able to change the type of the graph by clicking a drop down menu: BarRenderer, PieRenderer, etc. The data is the same. I know I can call $.jqplot() again on the same element, but then I'll have to pass all the setting again. And my page have a variable number of graphs, which makes that option a very bad choice.Basically, I want the user to be able to change