Realtime Stock Counter for webstore?

[itsartdammit]

Hi Guys & Gals, I don't know much about Java/Ajax, but i'm looking for a Real time stock counter bar graph to add to my e-store. here are two examples:
http://www.threadless [dot] com/stockchart
and
http://www.bustedtees.com/shirt/highschool/male

if anyone can knows where/how to get something similar, please let me know!

thanks so much!

- J