Index: src/main_gui.cpp
===================================================================
--- src/main_gui.cpp	(revision 10398)
+++ src/main_gui.cpp	(working copy)
@@ -1908,6 +1908,7 @@
 		case WKC_CTRL | WKC_ALT | 'C': if (!_networking) ShowCheatWindow(); break;
 		case 'A': if (CanBuildVehicleInfrastructure(VEH_TRAIN)) ShowBuildRailToolbar(_last_built_railtype, 4); break; /* Invoke Autorail */
 		case 'L': ShowTerraformToolbar(); break;
+		case 'V': ShowExtraViewPortWindow(); break;
 		default: return;
 		}
 		e->we.keypress.cont = false;