Adds holoposter ads

code/modules/security levels/security levels.dm

@@ -75,6 +75,11 @@
 		for(var/obj/machinery/status_display/FA in machines)
 			if(FA.z in using_map.contact_levels)
 				FA.on_alert_changed(newlevel)
+		//VOREStation Add
+		for(var/hp in GLOB.holoposters)
+			var/obj/machinery/holoposter/HP = hp
+			HP.update_icon()
+		//VOREStation Add End
 
 		if(level >= SEC_LEVEL_RED)
 			atc.reroute_traffic(yes = 1) // Tell them fuck off we're busy.