anchor.diff:  #define SINGLE "single"
   #define VERTICAL "vertical"
   #define HORIZONTAL "horizontal"
  +
  +#define METAL 1
  +#define WOOD 2
  +#define SAND 3
   
   //Barricades/cover
   
  
positive.code: 	new /obj/structure/barricade/security(get_turf(src.loc))
  	switch(mode)
  		if(VERTICAL)
  			new /obj/structure/barricade/security(get_step(src, NORTH))
  			new /obj/structure/barricade/security(get_step(src, SOUTH))
  		if(HORIZONTAL)
  			new /obj/structure/barricade/security(get_step(src, EAST))
  			new /obj/structure/barricade/security(get_step(src, WEST))
  	qdel(src)
  
  
  #undef SINGLE
  #undef VERTICAL
  #undef HORIZONTAL
negative.code: 	icon = 'icons/obj/grenade.dmi'
  	icon_state = "flashbang"
  	item_state = "flashbang"
  	action_button_name = "Toggle Barrier Spread"
  	var/mode = SINGLE
  
  /obj/item/weapon/grenade/barrier/AltClick(mob/user)
  	toggle_mode(user)
  
  /obj/item/weapon/grenade/barrier/proc/toggle_mode(mob/user)
  	switch(mode)
  		if(SINGLE)
  			mode = VERTICAL
  