diff --git a/src/addresses.h b/src/addresses.h
index 194e111b50..921c3d423f 100644
--- a/src/addresses.h
+++ b/src/addresses.h
@@ -56,7 +56,7 @@
 #define RCT2_ADDRESS_RIDE_PROPERTIES				0x00997C9D
 #define RCT2_ADDRESS_LAND_TOOL_SIZE					0x009A9800
 #define RCT2_ADDRESS_SAVE_PROMPT_MODE				0x009A9802
-
+#define RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS		0x009A9804
 #define RCT2_ADDRESS_MAP_TOOLTIP_ARGS				0x009A9808
 
 // #define RCT2_ADDRESS_SCENARIO_LIST				0x009A9FF4
diff --git a/src/management/finance.c b/src/management/finance.c
index 8eccfd85b5..eaa7602382 100644
--- a/src/management/finance.c
+++ b/src/management/finance.c
@@ -60,9 +60,8 @@ void finance_payment(money32 amount, rct_expenditure_type type)
 		RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_EXPENDITURE, money32) -= amount; // Cumulative amount of money spent this day
 	
 
-	RCT2_GLOBAL(0x009A9804, uint32) |= 1; // money dirty flag
+	RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint32) |= 1; // money dirty flag
 	window_invalidate_by_class(WC_FINANCES);
-	window_invalidate_by_class(WC_BOTTOM_TOOLBAR);
 }
 
 /**
diff --git a/src/peep/peep.c b/src/peep/peep.c
index 1a7dde9345..e637f5a942 100644
--- a/src/peep/peep.c
+++ b/src/peep/peep.c
@@ -313,7 +313,7 @@ void peep_remove(rct_peep* peep){
 	if (peep->type == PEEP_TYPE_GUEST){
 		if (peep->var_2A == 0){
 			RCT2_GLOBAL(RCT2_ADDRESS_GUESTS_IN_PARK, uint16)--;
-			RCT2_GLOBAL(0x9A9804, uint16) |= (1 << 2);
+			RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) |= (1 << 2);
 		}
 		if (peep->state == PEEP_STATE_ENTERING_PARK){
 			RCT2_GLOBAL(RCT2_ADDRESS_GUESTS_HEADING_FOR_PARK, uint16)--;
@@ -916,7 +916,7 @@ static void peep_update_leaving_park(rct_peep* peep){
 	peep->var_2A = 1;
 	peep->destination_tolerence = 5;
 	RCT2_GLOBAL(RCT2_ADDRESS_GUESTS_IN_PARK, uint16)--;
-	RCT2_GLOBAL(0x9A9804, uint16) |= (1 << 0);
+	RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) |= (1 << 0);
 	peep->var_37 = 1;
 
 	window_invalidate_by_class(WC_GUEST_LIST);
@@ -1037,7 +1037,7 @@ static void peep_update_entering_park(rct_peep* peep){
 	peep->time_in_park = RCT2_GLOBAL(RCT2_ADDRESS_SCENARIO_TICKS, sint32);
 	RCT2_GLOBAL(RCT2_ADDRESS_GUESTS_IN_PARK, uint16)++;
 	RCT2_GLOBAL(RCT2_ADDRESS_GUESTS_HEADING_FOR_PARK, uint16)--;
-	RCT2_GLOBAL(0x9A9804, uint16) |= (1 << 2);
+	RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) |= (1 << 2);
 	window_invalidate_by_class(WC_GUEST_LIST);
 }
 
diff --git a/src/scenario.c b/src/scenario.c
index 9eef0e7590..ecbf59daef 100644
--- a/src/scenario.c
+++ b/src/scenario.c
@@ -650,7 +650,7 @@ void scenario_update()
 	if (next_month_tick >= 0x10000) {
 		// month ends actions
 		RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_MONTH_YEAR, sint16)++;
-		RCT2_GLOBAL(0x009A9804, uint32) |= 2;
+		RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint32) |= 2;
 		RCT2_CALLPROC_EBPSAFE(0x0069DEAD);
 		scenario_objectives_check();
 		scenario_entrance_fee_too_high_check();
diff --git a/src/windows/game_bottom_toolbar.c b/src/windows/game_bottom_toolbar.c
index 4374968647..2cbe70e80c 100644
--- a/src/windows/game_bottom_toolbar.c
+++ b/src/windows/game_bottom_toolbar.c
@@ -76,15 +76,17 @@ static void window_game_bottom_toolbar_draw_park_rating(rct_drawpixelinfo *dpi,
 static void window_game_bottom_toolbar_draw_right_panel(rct_drawpixelinfo *dpi, rct_window *w);
 static void window_game_bottom_toolbar_draw_news_item(rct_drawpixelinfo *dpi, rct_window *w);
 static void window_game_bottom_toolbar_draw_tutorial_text(rct_drawpixelinfo *dpi, rct_window *w);
+static void window_game_bottom_toobar_update(rct_window* w);
 
+/* rct2: 0x0097BFDC */
 static void* window_game_bottom_toolbar_events[] = {
 	window_game_bottom_toolbar_emptysub,
 	window_game_bottom_toolbar_mouseup,
 	window_game_bottom_toolbar_emptysub,
 	window_game_bottom_toolbar_emptysub,
 	window_game_bottom_toolbar_emptysub,
-	window_game_bottom_toolbar_emptysub,
-	window_game_bottom_toolbar_emptysub,
+	window_game_bottom_toolbar_emptysub,//0x66c6f2
+	window_game_bottom_toobar_update,//0x66c6d8
 	window_game_bottom_toolbar_emptysub,
 	window_game_bottom_toolbar_emptysub,
 	window_game_bottom_toolbar_emptysub,
@@ -101,7 +103,7 @@ static void* window_game_bottom_toolbar_events[] = {
 	window_game_bottom_toolbar_emptysub,
 	window_game_bottom_toolbar_emptysub,
 	window_game_bottom_toolbar_tooltip,
-	window_game_bottom_toolbar_emptysub,
+	window_game_bottom_toolbar_emptysub,//0x66c644
 	window_game_bottom_toolbar_emptysub,
 	window_game_bottom_toolbar_invalidate,
 	window_game_bottom_toolbar_paint,
@@ -674,3 +676,35 @@ static void window_game_bottom_toolbar_draw_tutorial_text(rct_drawpixelinfo *dpi
 	gfx_draw_string_centred(dpi, STR_TUTORIAL, x, y, 32, 0);
 	gfx_draw_string_centred(dpi, STR_PRESS_KEY_OR_MOUSE_BUTTON_FOR_CONTROL, x, y + 10, 32, 0);
 }
+
+/* rct2: 0x0066C6D8 */
+static void window_game_bottom_toobar_update(rct_window* w){
+
+	w->frame_no++;
+	if (w->frame_no >= 24)w->frame_no = 0;
+
+	if (RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) & 1){
+		RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) &= ~1;
+		widget_invalidate(w, WIDX_LEFT_INSET);
+	}
+
+	if (RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) & 2){
+		RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) &= ~2;
+		widget_invalidate(w, WIDX_RIGHT_INSET);
+	}
+
+	if (RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) & 4){
+		RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) &= ~4;
+		widget_invalidate(w, WIDX_LEFT_INSET);
+	}
+
+	if (RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) & 8){
+		RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) &= ~8;
+		widget_invalidate(w, WIDX_RIGHT_INSET);
+	}
+
+	if (RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) & 16){
+		RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) &= ~16;
+		widget_invalidate(w, WIDX_LEFT_INSET);
+	}
+}
\ No newline at end of file
diff --git a/src/world/climate.c b/src/world/climate.c
index b6a66723ee..f21702eb1a 100644
--- a/src/world/climate.c
+++ b/src/world/climate.c
@@ -158,7 +158,7 @@ void climate_update()
 	if (RCT2_GLOBAL(RCT2_ADDRESS_CLIMATE_UPDATE_TIMER, sint16))	{
 
 		if (RCT2_GLOBAL(RCT2_ADDRESS_CLIMATE_UPDATE_TIMER, sint16) == 960)
-			RCT2_GLOBAL(0x009A9804, uint32) |= 8; // climate dirty flag?
+			RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint32) |= 8; // climate dirty flag?
 
 		RCT2_GLOBAL(RCT2_ADDRESS_CLIMATE_UPDATE_TIMER, sint16)--;
 
@@ -173,7 +173,7 @@ void climate_update()
 				if (cur_rain == next_rain) {
 					RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_WEATHER, sint8) = gClimateNextWeather;
 					climate_determine_future_weather();
-					RCT2_GLOBAL(0x009A9804, uint32) |= 8; // climate dirty flag?
+					RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint32) |= 8; // climate dirty flag?
 				} else if (next_rain <= 2) { // Safe-guard
 					RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_RAIN_LEVEL, sint8) = step_weather_level(cur_rain, next_rain);
 				}
@@ -184,7 +184,7 @@ void climate_update()
 
 		} else {
 			RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_TEMPERATURE, sint8) = step_weather_level(temperature, target_temperature);
-			RCT2_GLOBAL(0x009A9804, uint32) |= 8; // climate dirty flag?
+			RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint32) |= 8; // climate dirty flag?
 		}
 	}
 }
diff --git a/src/world/park.c b/src/world/park.c
index 7115b5b88d..72e90bfed9 100644
--- a/src/world/park.c
+++ b/src/world/park.c
@@ -540,7 +540,7 @@ void park_update()
 		RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_COMPANY_VALUE, money32) = calculate_company_value();
 		window_invalidate_by_class(WC_FINANCES);
 		_guestGenerationProbability = park_calculate_guest_generation_probability();
-		RCT2_GLOBAL(0x009A9804, uint16) |= 0x10;
+		RCT2_GLOBAL(RCT2_ADDRESS_BTM_TOOLBAR_DIRTY_FLAGS, uint16) |= 0x10;
 		window_invalidate_by_class(WC_PARK_INFORMATION);
 	}