How to do this on a poiint a shoot camera?

I have a nikon p500 camera and Iwas wondering if it is posible to do this? And if so how?
http://www.google.com/...&bih=599:) Thanks!

Try posting the link so we can click on it.

Link is for light graffiti writing,
http://www.diyphotography.net/painting_with_light

Nikon Coolpix p500 12 mp
http://www.nikonusa.com/...-P500.html

http://www.nikonusa.com/...-TechSpecs

Lens shutter speed / long exposure options
Exposure Modes:
Aperture-Priority Auto (A)
Manual (M)
Programmed Auto (P)
Shutter-Priority Auto (S)

Shutter Speed: 1/1500-2 sec. (P, S mode)

Manual >
http://support.nikonusa.com/...a_id/17175
check manual for longest exposure setting, if not longer enough, limited to seconds, and option to composite sets as photoshop overlay composite.