There is an example of writing a basic web page in the blog. This could be expanded to build charts, if you got a bit clever with writing CSS to do bars of different lengths etc.. So far I have only used the technique to write text based pages - for display on wall boards.
I've also uploaded an example of exporting objects from a QlikView app using macros. Macros are not always 100% reliable though. If you want to take a look at the app it can be found here: