diff -r ed8f92929297 -r dc85aaa556ae src/engine_gui.cpp
--- a/src/engine_gui.cpp	Fri Mar 23 12:03:41 2007 +0000
+++ b/src/engine_gui.cpp	Sat Mar 31 12:34:36 2007 +0000
@@ -120,12 +120,20 @@
 	const RailVehicleInfo *rvi = RailVehInfo(engine);
 	uint multihead = (rvi->railveh_type == RAILVEH_MULTIHEAD) ? 1 : 0;
 
-	SetDParam(0, (_price.build_railvehicle >> 3) * rvi->base_cost >> 5);
+	SetDParam(0, (_eco->GetPrice(CEconomy::BUILD_RAILVEHICLE) >> 3) * rvi->base_cost >> 5);
 	SetDParam(2, rvi->max_speed * 10 / 16);
 	SetDParam(3, rvi->power << multihead);
 	SetDParam(1, rvi->weight << multihead);
 
-	SetDParam(4, rvi->running_cost_base * _price.running_rail[rvi->running_cost_class] >> 8 << multihead);
+	uint32 cost_class;
+	switch (rvi->running_cost_class)
+	{
+		default:
+		case 0: cost_class = _eco->GetPrice(CEconomy::RUNNING_RAIL0); break;
+		case 1: cost_class = _eco->GetPrice(CEconomy::RUNNING_RAIL1); break;
+		case 2: cost_class = _eco->GetPrice(CEconomy::RUNNING_RAIL2); break;
+	}
+	SetDParam(4, rvi->running_cost_base * cost_class >> 8 << multihead);
 
 	if (rvi->capacity != 0) {
 		SetDParam(5, rvi->cargo_type);
@@ -139,11 +147,11 @@
 static void DrawAircraftEngineInfo(EngineID engine, int x, int y, int maxw)
 {
 	const AircraftVehicleInfo *avi = AircraftVehInfo(engine);
-	SetDParam(0, (_price.aircraft_base >> 3) * avi->base_cost >> 5);
+	SetDParam(0, (_eco->GetPrice(CEconomy::AIRCRAFT_BASE) >> 3) * avi->base_cost >> 5);
 	SetDParam(1, avi->max_speed * 10 / 16);
 	SetDParam(2, avi->passenger_capacity);
 	SetDParam(3, avi->mail_capacity);
-	SetDParam(4, avi->running_cost * _price.aircraft_running >> 8);
+	SetDParam(4, avi->running_cost * _eco->GetPrice(CEconomy::AIRCRAFT_RUNNING) >> 8);
 
 	DrawStringMultiCenter(x, y, STR_A02E_COST_MAX_SPEED_CAPACITY, maxw);
 }
@@ -152,9 +160,9 @@
 {
 	const RoadVehicleInfo *rvi = RoadVehInfo(engine);
 
-	SetDParam(0, (_price.roadveh_base >> 3) * rvi->base_cost >> 5);
+	SetDParam(0, (_eco->GetPrice(CEconomy::ROADVEH_BASE) >> 3) * rvi->base_cost >> 5);
 	SetDParam(1, rvi->max_speed * 10 / 32);
-	SetDParam(2, rvi->running_cost * _price.roadveh_running >> 8);
+	SetDParam(2, rvi->running_cost * _eco->GetPrice(CEconomy::ROADVEH_RUNNING) >> 8);
 	SetDParam(3, rvi->cargo_type);
 	SetDParam(4, rvi->capacity);
 
@@ -164,11 +172,11 @@
 static void DrawShipEngineInfo(EngineID engine, int x, int y, int maxw)
 {
 	const ShipVehicleInfo *svi = ShipVehInfo(engine);
-	SetDParam(0, svi->base_cost * (_price.ship_base >> 3) >> 5);
+	SetDParam(0, svi->base_cost * (_eco->GetPrice(CEconomy::SHIP_BASE) >> 3) >> 5);
 	SetDParam(1, svi->max_speed * 10 / 32);
 	SetDParam(2, svi->cargo_type);
 	SetDParam(3, svi->capacity);
-	SetDParam(4, svi->running_cost * _price.ship_running >> 8);
+	SetDParam(4, svi->running_cost * _eco->GetPrice(CEconomy::SHIP_RUNNING) >> 8);
 	DrawStringMultiCenter(x, y, STR_982E_COST_MAX_SPEED_CAPACITY, maxw);
 }