432433434435436437438439440441442
break; case AREAnav.PS: areaNavigation = new PSnav(navBlock); break; case AREAnav.MERC: areaNavigation = new MERCnav(navBlock); break; case AREAnav.LAMB: areaNavigation = new LAMBnav(navBlock); break; case AREAnav.TANC: