[Plugin: NextGEN Gallery] Set slideshow speed ?

Hi !
I would like to use NextGen slideshow for showing sculptures in 3d.
Im almos done, please check:
http://cassysculpture.hu/WP/?page_id=186
clicking on : elso galery
The only question that remains, is it possible to set the speed of the slideshow below 1 sec ???
I would need something around 10-15 fps !

Thanks in front:
George Deepwell

http://ww.wp.xz.cn/extend/plugins/nextgen-gallery/