nevitt99:
here is a great link to numerous:
http://sixrevisions.com/photoshop/30-brilliant-photoshop-lighting-effe cts-tutorials/
I think you could just adjust the color to what you want and the opacity to mimic more of a "smoke effect", then how strong these are.
the link below to one I think may be specifically for you:
http://www.photoshopessentials.com/photo-effects/light-streaks/
-janelle
North America
Europe, Middle East and Africa
Asia Pacific