Visual Effects glowing at night

Here is my question.I have created a set of effects for an aircraft and i use gauges to activate them, i.e. afterburner is set up as a recognition light, wing vortex as a cabin light, etc. Now the problem comes when these effects, set up as various lights, are activated at night, they simply start glowing.It is actually desirable for an afterburner... but becomes a real problem for things like afterburner smoke (I have 2 different smoke effects: one for dry thrust and one for reheated, they are different colors and are activated under different conditions) or wing vortex. It looks rather crazy when engine smoke glows at night, and all of the sudden it is not an engine anymore but a "flamethrower". I tried using shade=1 directive in the FX file but it didn