Some cleanup of code.

code/__HELPERS/unsorted.dm

@@ -1373,3 +1373,8 @@ var/list/WALLITEMS = list(
 				temp_col  = "0[temp_col]"
 			colour += temp_col
 	return colour
+
+/atom/proc/get_light_and_color(var/atom/origin)
+	if(origin)
+		color = origin.color
+		set_light(origin.light_range, origin.light_power, origin.light_color)

code/game/objects/effects/spiders.dm

@@ -80,6 +80,10 @@
 		pixel_y = rand(3,-3)
 		processing_objects |= src
 
+/obj/effect/spider/eggcluster/New(var/location, var/atom/parent)
+	get_light_and_color(parent)
+	..()
+
 /obj/effect/spider/eggcluster/Destroy()
 	processing_objects -= src
 	if(istype(loc, /obj/item/organ/external))
@@ -97,11 +101,9 @@
 			O = loc
 
 		for(var/i=0, i<num, i++)
-			var/obj/effect/spider/spiderling/spiderling = new(src.loc)
+			var/spiderling = PoolOrNew(/obj/effect/spider/spiderling, list(src.loc, src))
 			if(O)
 				O.implants += spiderling
-			spiderling.color = color
-			spiderling.set_light(light_range, light_power, light_color)
 		qdel(src)
 
 /obj/effect/spider/spiderling
@@ -115,13 +117,20 @@
 	var/amount_grown = -1
 	var/obj/machinery/atmospherics/unary/vent_pump/entry_vent
 	var/travelling_in_vent = 0
-	New()
+
-		pixel_x = rand(6,-6)
+/obj/effect/spider/spiderling/New(var/location, var/atom/parent)
-		pixel_y = rand(6,-6)
+	pixel_x = rand(6,-6)
-		processing_objects.Add(src)
+	pixel_y = rand(6,-6)
-		//50% chance to grow up
+	processing_objects |= src
-		if(prob(50))
+	//50% chance to grow up
-			amount_grown = 1
+	if(prob(50))
+		amount_grown = 1
+	get_light_and_color(parent)
+	..()
+
+/obj/effect/spider/spiderling/Destroy()
+	processing_objects -= src
+	..()
 
 /obj/effect/spider/spiderling/Bump(atom/user)
 	if(istype(user, /obj/structure/table))
@@ -182,7 +191,8 @@
 			else
 				entry_vent = null
 	//=================
-	else if(isturf(loc))
+
+	if(isturf(loc))
 		if(prob(25))
 			var/list/nearby = trange(5, src) - loc
 			if(nearby.len)
@@ -200,9 +210,7 @@
 
 		if(amount_grown >= 100)
 			var/spawn_type = pick(typesof(/mob/living/simple_animal/hostile/giant_spider))
-			var/mob/spiderspawn = new spawn_type(src.loc)
+			new spawn_type(src.loc, src)
-			spiderspawn.color = color
-			spiderspawn.set_light(light_range, light_power, light_color)
 			qdel(src)
 	else if(isorgan(loc))
 		if(!amount_grown) amount_grown = 1

code/modules/mob/living/simple_animal/hostile/giant_spider.dm

@@ -63,6 +63,10 @@
 	poison_per_bite = 5
 	move_to_delay = 4
 
+/mob/living/simple_animal/hostile/giant_spider/New(var/location, var/atom/parent)
+	get_light_and_color(parent)
+	..()
+
 /mob/living/simple_animal/hostile/giant_spider/AttackingTarget()
 	var/target = ..()
 	if(isliving(target))
@@ -80,9 +84,7 @@
 		if(prob(poison_per_bite))
 			var/obj/item/organ/external/O = pick(H.organs)
 			if(!(O.status & ORGAN_ROBOT))
-				var/obj/effect/spider/eggcluster/eggs = new(O)
+				var/eggs = PoolOrNew(/obj/effect/spider/eggcluster/, list(O, src))
-				eggs.color = color
-				eggs.set_light(light_range, light_power, light_color)
 				O.implants += eggs
 
 /mob/living/simple_animal/hostile/giant_spider/Life()
@@ -129,7 +131,7 @@
 				var/obj/effect/spider/stickyweb/W = locate() in get_turf(src)
 				if(!W)
 					busy = SPINNING_WEB
-					src.visible_message("\blue \the [src] begins to secrete a sticky substance.")
+					src.visible_message("<span class='notice'>\The [src] begins to secrete a sticky substance.</span>")
 					stop_automated_movement = 1
 					spawn(40)
 						if(busy == SPINNING_WEB)
@@ -141,15 +143,13 @@
 					var/obj/effect/spider/eggcluster/E = locate() in get_turf(src)
 					if(!E && fed > 0)
 						busy = LAYING_EGGS
-						src.visible_message("\blue \the [src] begins to lay a cluster of eggs.")
+						src.visible_message("<span class='notice'>\The [src] begins to lay a cluster of eggs.</span>")
 						stop_automated_movement = 1
 						spawn(50)
 							if(busy == LAYING_EGGS)
 								E = locate() in get_turf(src)
 								if(!E)
-									var/obj/effect/spider/eggcluster/eggs = new(src.loc)
+									PoolOrNew(/obj/effect/spider/eggcluster, list(loc, src))
-									eggs.color = color
-									eggs.set_light(light_range, light_power, light_color)
 									fed--
 								busy = 0
 								stop_automated_movement = 0
@@ -171,7 +171,7 @@
 			else if(busy == MOVING_TO_TARGET && cocoon_target)
 				if(get_dist(src, cocoon_target) <= 1)
 					busy = SPINNING_COCOON
-					src.visible_message("\blue \the [src] begins to secrete a sticky substance around \the [cocoon_target].")
+					src.visible_message("<span class='notice'>\The [src] begins to secrete a sticky substance around \the [cocoon_target].</span>")
 					stop_automated_movement = 1
 					walk(src,0)
 					spawn(50)
@@ -186,7 +186,7 @@
 										continue
 									large_cocoon = 1
 									fed++
-									src.visible_message("\red \the [src] sticks a proboscis into \the [cocoon_target] and sucks a viscous substance out.")
+									src.visible_message("<span class='warning'>\The [src] sticks a proboscis into \the [cocoon_target] and sucks a viscous substance out.</span>")
 									M.loc = C
 									C.pixel_x = M.pixel_x
 									C.pixel_y = M.pixel_y