mFireTime = TickCount() + mDelay / 100 * 6;
mFireTime = TickCount() + (mDelay * 3) / 50;
void TimerImpl::SetDelaySelf( PRUint32 aDelay ){	mDelay = aDelay;	mFireTime = TickCount() + mDelay / 100 * 6;	// We need mFireTime in ticks, 1/60th of a second}