Moves languages to a holder datum, gives mind its own language holder

code/_onclick/hud/ghost.dm

@@ -68,6 +68,10 @@
 	using.screen_loc = ui_ghost_pai
 	static_inventory += using
 
+	using = new /obj/screen/language_menu
+	using.icon = ui_style
+	static_inventory += using
+
 /datum/hud/ghost/show_hud(version = 0, mob/viewmob)
 	..()
 	if(!mymob.client.prefs.ghost_hud)

code/_onclick/hud/screen_objects.dm

@@ -91,10 +91,9 @@
 	screen_loc = ui_language_menu
 
 /obj/screen/language_menu/Click()
-	var/mob/living/L = usr
-	if(!istype(L))
-		return
-	L.open_language_menu(usr)
+	var/mob/M = usr
+	var/datum/language_holder/H = M.get_language_holder()
+	H.open_language_menu(usr)
 
 /obj/screen/inventory
 	var/slot_id	// The indentifier for the slot. It has nothing to do with ID cards.