diff --git a/binaries/data/mods/public/gui/session_new_old/input.js b/binaries/data/mods/public/gui/session_new_old/input.js
deleted file mode 100644
index daddf76e77..0000000000
--- a/binaries/data/mods/public/gui/session_new_old/input.js
+++ /dev/null
@@ -1,568 +0,0 @@
-const SDL_BUTTON_LEFT = 1;
-const SDL_BUTTON_MIDDLE = 2;
-const SDL_BUTTON_RIGHT = 3;
-const SDLK_RSHIFT = 303;
-const SDLK_LSHIFT = 304;
-// TODO: these constants should be defined somewhere else instead, in
-// case any other code wants to use them too
-
-var INPUT_NORMAL = 0;
-var INPUT_SELECTING = 1;
-var INPUT_BANDBOXING = 2;
-var INPUT_BUILDING_PLACEMENT = 3;
-var INPUT_BUILDING_CLICK = 4;
-var INPUT_BUILDING_DRAG = 5;
-var INPUT_BATCHTRAINING = 6;
-
-var inputState = INPUT_NORMAL;
-
-var defaultPlacementAngle = Math.PI*3/4;
-var placementAngle;
-var placementPosition;
-var placementEntity;
-
-var mouseX = 0;
-var mouseY = 0;
-var specialKeyStates = {};
-specialKeyStates[SDLK_RSHIFT] = 0;
-specialKeyStates[SDLK_LSHIFT] = 0;
-// (TODO: maybe we should fix the hotkey system to be usable in this situation,
-// rather than hardcoding Shift into this code?)
-
-function updateCursor()
-{
-	if (inputState == INPUT_NORMAL)
-	{
-		var action = determineAction(mouseX, mouseY);
-		if (action)
-		{
-			if (action.cursor)
-			{
-				Engine.SetCursor(action.cursor);
-				return;
-			}
-		}
-	}
-
-	Engine.SetCursor("arrow-default");
-}
-
-function findGatherType(gatherer, supply)
-{
-	if (!gatherer || !supply)
-		return;
-	if (gatherer[supply.type.generic+"."+supply.type.specific])
-		return supply.type.specific;
-	if (gatherer[supply.type.generic])
-		return supply.type.generic;
-}
-
-/**
- * Determine the context-sensitive action that should be performed when the mouse is at (x,y)
- */
-function determineAction(x, y)
-{
-	var selection = g_Selection.toList();
-
-	// No action if there's no selection
-	if (!selection.length)
-		return;
-
-	// If the selection doesn't exist, no action
-	var entState = Engine.GuiInterfaceCall("GetEntityState", selection[0]);
-	if (!entState)
-		return;
-
-	// If the selection isn't friendly units, no action
-	var player = Engine.GetPlayerID();
-	if (entState.player != player && !g_DevSettings.controlAll)
-		return;
-
-	var targets = Engine.PickEntitiesAtPoint(x, y);
-
-	// If there's no unit, just walk
-	if (!targets.length)
-		return {"type": "move"};
-
-	// Look at the first targeted entity
-	// (TODO: maybe we eventually want to look at more, and be more context-sensitive?
-	// e.g. prefer to attack an enemy unit, even if some friendly units are closer to the mouse)
-	var targetState = Engine.GuiInterfaceCall("GetEntityState", targets[0]);
-
-	// Resource -> gather
-	var resource = findGatherType(entState.resourceGatherRates, targetState.resourceSupply);
-	if (resource)
-		return {"type": "gather", "cursor": "action-gather-"+resource, "target": targets[0]};
-
-	// Different owner -> attack
-	// (TODO: this should only happen if the target is really targetable, not e.g. a tree that this unit can't gather)
-	if (entState.attack && targetState.player != entState.player)
-		return {"type": "attack", "cursor": "action-attack", "target": targets[0]};
-
-	// If a builder, then: Foundation -> build
-	if (entState.buildEntities && targetState.foundation)
-		return {"type": "build", "cursor": "action-build", "target": targets[0]};
-
-	// TODO: need more actions
-
-	// If we don't do anything more specific, just walk
-	return {"type": "move"};
-}
-
-/*
-
-Selection methods: (not all currently implemented)
-
-- Left-click on entity to select (always chooses the 'closest' one if the mouse is over several).
-  Includes non-controllable units (e.g. trees, enemy units).
-- Double-left-click to select entity plus all of the same type on the screen.
-- Triple-left-click to select entity plus all of the same type in the world.
-- Left-click-and-drag to select all in region. Only includes controllable units.
-- Left-click on empty space to deselect all.
-- Hotkeys to select various groups.
-- Shift plus left-click on entity to toggle selection of that unit. Only includes controllable.
-- Shift plus any other selection method above, to add them to current selection.
-
-*/
-
-var dragStart; // used for remembering mouse coordinates at start of drag operations
-
-function tryPlaceBuilding()
-{
-	var selection = g_Selection.toList();
-
-	// Use the preview to check it's a valid build location
-	var ok = Engine.GuiInterfaceCall("SetBuildingPlacementPreview", {
-		"template": placementEntity,
-		"x": placementPosition.x,
-		"z": placementPosition.z,
-		"angle": placementAngle
-	});
-	if (!ok)
-	{
-		// invalid location - don't build it
-		return false;
-	}
-
-	// Remove the preview
-	Engine.GuiInterfaceCall("SetBuildingPlacementPreview", {"template": ""});
-
-	// Start the construction
-	Engine.PostNetworkCommand({
-		"type": "construct",
-		"template": placementEntity,
-		"x": placementPosition.x,
-		"z": placementPosition.z,
-		"angle": placementAngle,
-		"entities": selection
-	});
-
-	return true;
-}
-
-function handleInputBeforeGui(ev)
-{
-	// Capture mouse position so we can use it for displaying cursors,
-	// and key states
-	switch (ev.type)
-	{
-	case "mousebuttonup":
-	case "mousebuttondown":
-	case "mousemotion":
-		mouseX = ev.x;
-		mouseY = ev.y;
-		break;
-	case "keydown":
-		if (ev.keysym.sym in specialKeyStates)
-			specialKeyStates[ev.keysym.sym] = 1;
-		break;
-	case "keyup":
-		if (ev.keysym.sym in specialKeyStates)
-			specialKeyStates[ev.keysym.sym] = 0;
-		break;
-	}
-
-	// State-machine processing:
-	//
-	// (This is for states which should override the normal GUI processing - events will
-	// be processed here before being passed on, and propagation will stop if this function
-	// returns true)
-	// 
-	// TODO: it'd probably be nice to have a better state-machine system, with guaranteed
-	// entry/exit functions, since this is a bit broken now
-
-	switch (inputState)
-	{
-	case INPUT_BANDBOXING:
-		switch (ev.type)
-		{
-		case "mousemotion":
-			var x0 = dragStart[0];
-			var y0 = dragStart[1];
-			var x1 = ev.x;
-			var y1 = ev.y;
-			if (x0 > x1) { var t = x0; x0 = x1; x1 = t; }
-			if (y0 > y1) { var t = y0; y0 = y1; y1 = t; }
-
-			var bandbox = getGUIObjectByName("bandbox");
-			bandbox.size = [x0, y0, x1, y1].join(" ");
-			bandbox.hidden = false;
-
-			var ents = Engine.PickFriendlyEntitiesInRect(x0, y0, x1, y1, Engine.GetPlayerID());
-			g_Selection.setHighlightList(ents);
-
-			return false;
-
-		case "mousebuttonup":
-			if (ev.button == SDL_BUTTON_LEFT)
-			{
-				var x0 = dragStart[0];
-				var y0 = dragStart[1];
-				var x1 = ev.x;
-				var y1 = ev.y;
-				if (x0 > x1) { var t = x0; x0 = x1; x1 = t; }
-				if (y0 > y1) { var t = y0; y0 = y1; y1 = t; }
-
-				var bandbox = getGUIObjectByName("bandbox");
-				bandbox.hidden = true;
-
-				var ents = Engine.PickFriendlyEntitiesInRect(x0, y0, x1, y1, Engine.GetPlayerID());
-				g_Selection.setHighlightList([]);
-				g_Selection.reset();
-				g_Selection.addList(ents);
-				
-				inputState = INPUT_NORMAL;
-				return true;
-			}
-			else if (ev.button == SDL_BUTTON_RIGHT)
-			{
-				// Cancel selection
-
-				var bandbox = getGUIObjectByName("bandbox");
-				bandbox.hidden = true;
-
-				g_Selection.setHighlightList([]);
-				
-				inputState = INPUT_NORMAL;
-				return true;
-			}
-			break;
-		}
-		break;
-	
-	case INPUT_BUILDING_CLICK:
-		switch (ev.type)
-		{
-		case "mousemotion":
-			// If the mouse moved far enough from the original click location,
-			// then switch to drag-orientatio mode
-			var dragDeltaX = ev.x - dragStart[0];
-			var dragDeltaY = ev.y - dragStart[1];
-			var maxDragDelta = 16;
-			if (Math.abs(dragDeltaX) >= maxDragDelta || Math.abs(dragDeltaY) >= maxDragDelta)
-			{
-				inputState = INPUT_BUILDING_DRAG;
-				return false;
-			}
-			break;
-
-		case "mousebuttonup":
-			if (ev.button == SDL_BUTTON_LEFT)
-			{
-				if (tryPlaceBuilding())
-				{
-					// If shift is down, let the player continue placing another of the same building
-					if (specialKeyStates[SDLK_RSHIFT] || specialKeyStates[SDLK_LSHIFT])
-						inputState = INPUT_BUILDING_PLACEMENT;
-					else
-						inputState = INPUT_NORMAL;
-				}
-				else
-				{
-					inputState = INPUT_BUILDING_PLACEMENT;
-				}
-				return true;
-			}
-			break;
-
-		case "mousebuttondown":
-			if (ev.button == SDL_BUTTON_RIGHT)
-			{
-				// Cancel building
-				Engine.GuiInterfaceCall("SetBuildingPlacementPreview", {"template": ""});
-				inputState = INPUT_NORMAL;
-				return true;
-			}
-			break;
-		}
-		break;
-
-	case INPUT_BUILDING_DRAG:
-		switch (ev.type)
-		{
-		case "mousemotion":
-			var dragDeltaX = ev.x - dragStart[0];
-			var dragDeltaY = ev.y - dragStart[1];
-			var maxDragDelta = 16;
-			if (Math.abs(dragDeltaX) >= maxDragDelta || Math.abs(dragDeltaY) >= maxDragDelta)
-			{
-				// Rotate in the direction of the mouse
-				var target = Engine.GetTerrainAtPoint(ev.x, ev.y);
-				placementAngle = Math.atan2(target.x - placementPosition.x, target.z - placementPosition.z);
-			}
-			else
-			{
-				// If the mouse is near the center, snap back to the default orientation
-				placementAngle = defaultPlacementAngle;
-			}
-
-			Engine.GuiInterfaceCall("SetBuildingPlacementPreview", {
-				"template": placementEntity,
-				"x": placementPosition.x,
-				"z": placementPosition.z,
-				"angle": placementAngle
-			});
-
-			break;
-
-		case "mousebuttonup":
-			if (ev.button == SDL_BUTTON_LEFT)
-			{
-				if (tryPlaceBuilding())
-					inputState = INPUT_NORMAL;
-				else
-					inputState = INPUT_BUILDING_PLACEMENT;
-				return true;
-			}
-			break;
-
-		case "mousebuttondown":
-			if (ev.button == SDL_BUTTON_RIGHT)
-			{
-				// Cancel building
-				Engine.GuiInterfaceCall("SetBuildingPlacementPreview", {"template": ""});
-				inputState = INPUT_NORMAL;
-				return true;
-			}
-			break;
-		}
-		break;
-
-	case INPUT_BATCHTRAINING:
-		switch (ev.type)
-		{
-		case "keyup":
-			if (ev.keysym.sym == SDLK_RSHIFT || ev.keysym.sym == SDLK_LSHIFT)
-			{
-				flushTrainingQueueBatch();
-				inputState = INPUT_NORMAL;
-			}
-			break;
-		}
-	}
-
-	return false;
-}
-
-function handleInputAfterGui(ev)
-{
-	// State-machine processing:
-
-	switch (inputState)
-	{
-	case INPUT_NORMAL:
-		switch (ev.type)
-		{
-		case "mousemotion":
-			var ents = Engine.PickEntitiesAtPoint(ev.x, ev.y);
-			g_Selection.setHighlightList(ents);
-			return false;
-
-		case "mousebuttondown":
-			if (ev.button == SDL_BUTTON_LEFT)
-			{
-				dragStart = [ ev.x, ev.y ];
-				inputState = INPUT_SELECTING;
-				return true;
-			}
-			else if (ev.button == SDL_BUTTON_RIGHT)
-			{
-				var action = determineAction(ev.x, ev.y);
-				if (!action)
-					break;
-
-				var selection = g_Selection.toList();
-
-				switch (action.type)
-				{
-				case "move":
-					var target = Engine.GetTerrainAtPoint(ev.x, ev.y);
-					Engine.PostNetworkCommand({"type": "walk", "entities": selection, "x": target.x, "z": target.z});
-					return true;
-
-				case "attack":
-					Engine.PostNetworkCommand({"type": "attack", "entities": selection, "target": action.target});
-					return true;
-
-				case "build": // (same command as repair)
-				case "repair":
-					Engine.PostNetworkCommand({"type": "repair", "entities": selection, "target": action.target});
-					return true;
-
-				case "gather":
-					Engine.PostNetworkCommand({"type": "gather", "entities": selection, "target": action.target});
-					return true;
-
-				default:
-					throw new Error("Invalid action.type "+action.type);
-				}
-			}
-			break;
-		}
-		break;
-
-	case INPUT_SELECTING:
-		switch (ev.type)
-		{
-		case "mousemotion":
-			// If the mouse moved further than a limit, switch to bandbox mode
-			var dragDeltaX = ev.x - dragStart[0];
-			var dragDeltaY = ev.y - dragStart[1];
-			var maxDragDelta = 4;
-			if (Math.abs(dragDeltaX) >= maxDragDelta || Math.abs(dragDeltaY) >= maxDragDelta)
-			{
-				inputState = INPUT_BANDBOXING;
-				return false;
-			}
-
-			var ents = Engine.PickEntitiesAtPoint(ev.x, ev.y);
-			g_Selection.setHighlightList(ents);
-			return false;
-
-		case "mousebuttonup":
-			if (ev.button == SDL_BUTTON_LEFT)
-			{
-				var ents = Engine.PickEntitiesAtPoint(ev.x, ev.y);
-				if (!ents.length)
-				{
-					g_Selection.reset();
-					
-					inputState = INPUT_NORMAL;
-					return true;
-				}
-
-				g_Selection.reset();
-				g_Selection.addList([ents[0]]);
-
-				inputState = INPUT_NORMAL;
-				return true;
-			}
-			break;
-		}
-		break;
-
-	case INPUT_BUILDING_PLACEMENT:
-		switch (ev.type)
-		{
-		case "mousemotion":
-			var target = Engine.GetTerrainAtPoint(ev.x, ev.y);
-			Engine.GuiInterfaceCall("SetBuildingPlacementPreview", {
-				"template": placementEntity,
-				"x": target.x,
-				"z": target.z,
-				"angle": placementAngle
-			});
-
-			return false; // continue processing mouse motion
-
-		case "mousebuttondown":
-			if (ev.button == SDL_BUTTON_LEFT)
-			{
-				placementPosition = Engine.GetTerrainAtPoint(ev.x, ev.y);
-				dragStart = [ ev.x, ev.y ];
-				inputState = INPUT_BUILDING_CLICK;
-				return true;
-			}
-			else if (ev.button == SDL_BUTTON_RIGHT)
-			{
-				// Cancel building
-				Engine.GuiInterfaceCall("SetBuildingPlacementPreview", {"template": ""});
-				inputState = INPUT_NORMAL;
-				return true;
-			}
-			break;
-		}
-		break;
-	}
-	return false;
-}
-
-// Called by GUI when user clicks construction button
-function startBuildingPlacement(buildEntType)
-{
-	placementEntity = buildEntType;
-	placementAngle = defaultPlacementAngle;
-	inputState = INPUT_BUILDING_PLACEMENT;
-}
-
-// Batch training:
-// When the user shift-clicks, we set these variables and switch to INPUT_BATCHTRAINING
-// When the user releases shift, or clicks on a different training button, we create the batched units
-var batchTrainingEntity;
-var batchTrainingType;
-var batchTrainingCount;
-const batchIncrementSize = 5;
-
-function flushTrainingQueueBatch()
-{
-	Engine.PostNetworkCommand({"type": "train", "entity": batchTrainingEntity, "template": batchTrainingType, "count": batchTrainingCount});
-}
-
-// Called by GUI when user clicks training button
-function addToTrainingQueue(entity, trainEntType)
-{
-	if (specialKeyStates[SDLK_RSHIFT] || specialKeyStates[SDLK_LSHIFT])
-	{
-		if (inputState == INPUT_BATCHTRAINING)
-		{
-			// If we're already creating a batch of this unit, then just extend it
-			if (batchTrainingEntity == entity && batchTrainingType == trainEntType)
-			{
-				batchTrainingCount += batchIncrementSize;
-				return;
-			}
-			// Otherwise start a new one
-			else
-			{
-				flushTrainingQueueBatch();
-				// fall through to create the new batch
-			}
-		}
-		inputState = INPUT_BATCHTRAINING;
-		batchTrainingEntity = entity;
-		batchTrainingType = trainEntType;
-		batchTrainingCount = batchIncrementSize;
-	}
-	else
-	{
-		// Non-batched - just create a single entity
-		Engine.PostNetworkCommand({"type": "train", "entity": entity, "template": trainEntType, "count": 1});
-	}
-}
-
-// Returns the number of units that will be present in a batch if the user clicks
-// the training button with shift down
-function getTrainingQueueBatchStatus(entity, trainEntType)
-{
-	if (inputState == INPUT_BATCHTRAINING && batchTrainingEntity == entity && batchTrainingType == trainEntType)
-		return [batchTrainingCount, batchIncrementSize];
-	else
-		return [0, batchIncrementSize];
-}
-
-// Called by GUI when user clicks production queue item
-function removeFromTrainingQueue(entity, id)
-{
-	Engine.PostNetworkCommand({"type": "stop-train", "entity": entity, "id": id});
-}
-
diff --git a/binaries/data/mods/public/gui/session_new_old/music.js b/binaries/data/mods/public/gui/session_new_old/music.js
deleted file mode 100644
index d049f80615..0000000000
--- a/binaries/data/mods/public/gui/session_new_old/music.js
+++ /dev/null
@@ -1,34 +0,0 @@
-var g_CurrentMusic = null;
-
-/*
- * At some point, this ought to be extended to do dynamic music selection and
- * crossfading - it at least needs to pick the music track based on the player's
- * civ and peace/battle
- */
-
-function startMusic()
-{
-	var ambient1 = new Sound("audio/ambient/dayscape/day_temperate_gen_03.ogg");
-	if (ambient1)
-	{
-		ambient1.loop();
-		ambient1.setGain(0.8);
-	}
-
-	var gain = 0.3;
-	g_CurrentMusic = new Sound("audio/music/germanic_peace_1.ogg");
-	if (g_CurrentMusic)
-	{
-		g_CurrentMusic.loop();
-		g_CurrentMusic.fade(0.0, gain, 10.0);
-	}
-}
-
-function stopMusic()
-{
-	if (g_CurrentMusic)
-	{
-		g_CurrentMusic.fade(-1, 0.0, 5.0);
-		g_CurrentMusic = null;
-	}
-}
diff --git a/binaries/data/mods/public/gui/session_new_old/selection.js b/binaries/data/mods/public/gui/session_new_old/selection.js
deleted file mode 100644
index c494947d58..0000000000
--- a/binaries/data/mods/public/gui/session_new_old/selection.js
+++ /dev/null
@@ -1,112 +0,0 @@
-var g_ActiveSelectionColour    = { r:1, g:1, b:1, a:1 };
-var g_HighlightSelectionColour = { r:1, g:1, b:1, a:0.5 };
-var g_InactiveSelectionColour  = { r:1, g:1, b:1, a:0 };
-
-function _setHighlight(ents, colour)
-{
-	if (ents.length)
-		Engine.GuiInterfaceCall("SetSelectionHighlight", { "entities":ents, "colour":colour });
-}
-
-function _setMotionOverlay(ents, enabled)
-{
-	if (ents.length)
-		Engine.GuiInterfaceCall("SetMotionDebugOverlay", { "entities":ents, "enabled":enabled });
-}
-
-function EntitySelection()
-{
-	// Private properties:
-	this.selected = {}; // { id:id, id:id, ... } for each selected entity ID 'id'
-	this.highlighted = {}; // { id:id, ... } for mouseover-highlighted entity IDs
-		// (in these, the key is a string and the value is an int; we want to use the
-		// int form wherever possible since it's more efficient to send to the simulation code)
-	this.motionDebugOverlay = false;
-
-	// Public properties:
-	this.dirty = false; // set whenever the selection has changed
-}
-
-EntitySelection.prototype.toggle = function(ent)
-{
-	if (this.selected[ent])
-	{
-		_setHighlight([ent], g_InactiveSelectionColour);
-		_setMotionOverlay([ent], false);
-		delete this.selected[ent];
-	}
-	else
-	{
-		_setHighlight([ent], g_ActiveSelectionColour);
-		_setMotionOverlay([ent], this.motionDebugOverlay);
-		this.selected[ent] = ent;
-	}
-	this.dirty = true;
-};
-
-EntitySelection.prototype.addList = function(ents)
-{
-	var added = [];
-	for each (var ent in ents)
-	{
-		if (!this.selected[ent])
-		{
-			added.push(ent);
-			this.selected[ent] = ent;
-		}
-	}
-	_setHighlight(added, g_ActiveSelectionColour);
-	_setMotionOverlay(added, this.motionDebugOverlay);
-	this.dirty = true;
-};
-
-EntitySelection.prototype.reset = function()
-{
-	_setHighlight(this.toList(), g_InactiveSelectionColour);
-	_setMotionOverlay(this.toList(), false);
-	this.selected = {};
-	this.dirty = true;
-};
-
-EntitySelection.prototype.toList = function()
-{
-	var ents = [];
-	for each (var ent in this.selected)
-		ents.push(ent);
-	return ents;
-};
-
-EntitySelection.prototype.setHighlightList = function(ents)
-{
-	var removed = [];
-	var added = [];
-
-	// Remove highlighting for the old units (excluding ones that are actively selected too)
-	for each (var ent in this.highlighted)
-		if (!this.selected[ent])
-			removed.push(ent);
-	
-	// Add new highlighting
-	for each (var ent in ents)
-		if (!this.selected[ent])
-			added.push(ent);
-
-	_setHighlight(removed, g_InactiveSelectionColour);
-	_setHighlight(added, g_HighlightSelectionColour);
-
-	// TODO: this could be a bit more efficient by only changing the ones that
-	// have entered/left the highlight list
-	
-	// Store the new list
-	this.highlighted = {};
-	for each (var ent in ents)
-		this.highlighted[ent] = ent;
-};
-
-EntitySelection.prototype.SetMotionDebugOverlay = function(enabled)
-{
-	this.motionDebugOverlay = enabled;
-	_setMotionOverlay(this.toList(), enabled);
-};
-
-var g_Selection = new EntitySelection();
diff --git a/binaries/data/mods/public/gui/session_new_old/session.js b/binaries/data/mods/public/gui/session_new_old/session.js
deleted file mode 100644
index 059f310c5e..0000000000
--- a/binaries/data/mods/public/gui/session_new_old/session.js
+++ /dev/null
@@ -1,315 +0,0 @@
-// Cache dev-mode settings that are frequently or widely used
-var g_DevSettings = {
-	controlAll: false
-};
-
-function init(initData, hotloadData)
-{
-	if (hotloadData)
-	{
-		g_Selection.selected = hotloadData.selection;
-	}
-	else
-	{
-		// Starting for the first time:
-		startMusic();
-	}
-
-	onSimulationUpdate();
-}
-
-function leaveGame()
-{
-	stopMusic();
-	endGame();
-	Engine.SwitchGuiPage("page_pregame.xml");
-}
-
-// Return some data that we'll use when hotloading this file after changes
-function getHotloadData()
-{
-	return { selection: g_Selection.selected };
-}
-
-function onTick()
-{
-	g_DevSettings.controlAll = getGUIObjectByName("devControlAll").checked;
-	// TODO: at some point this controlAll needs to disable the simulation code's
-	// player checks (once it has some player checks)
-
-	updateCursor();
-
-	// If the selection changed, we need to regenerate the sim display
-	if (g_Selection.dirty)
-		onSimulationUpdate();
-}
-
-function onSimulationUpdate()
-{
-	g_Selection.dirty = false;
-
-	var simState = Engine.GuiInterfaceCall("GetSimulationState");
-
-	// If we're called during init when the game is first loading, there will be
-	// no simulation yet, so do nothing
-	if (!simState)
-		return;
-
-	updateDebug(simState);
-
-	updatePlayerDisplay(simState);
-
-	updateUnitDisplay();
-}
-
-function updateDebug(simState)
-{
-	var debug = getGUIObjectByName("debug");
-
-	if (getGUIObjectByName("devDisplayState").checked)
-	{
-		debug.hidden = false;
-	}
-	else
-	{
-		debug.hidden = true;
-		return;
-	}
-
-	var text = uneval(simState);
-
-	var selection = g_Selection.toList();
-	if (selection.length)
-	{
-		var entState = Engine.GuiInterfaceCall("GetEntityState", selection[0]);
-		if (entState)
-		{
-			var template = Engine.GuiInterfaceCall("GetTemplateData", entState.template);
-			text += "\n\n" + uneval(entState) + "\n\n" + uneval(template);
-		}
-	}
-
-	debug.caption = text;
-}
-
-function updatePlayerDisplay(simState)
-{
-	var playerState = simState.players[Engine.GetPlayerID()];
-
-	getGUIObjectByName("resourceFood").caption = playerState.resourceCounts.food;
-	getGUIObjectByName("resourceWood").caption = playerState.resourceCounts.wood;
-	getGUIObjectByName("resourceStone").caption = playerState.resourceCounts.stone;
-	getGUIObjectByName("resourceMetal").caption = playerState.resourceCounts.metal;
-	getGUIObjectByName("resourcePop").caption = playerState.popCount + "/" + playerState.popLimit;
-}
-
-function damageTypesToText(dmg)
-{
-	if (!dmg)
-		return "(None)";
-	return dmg.hack + " Hack\n" + dmg.pierce + " Pierce\n" + dmg.crush + " Crush";
-}
-
-// The number of currently visible buttons (used to optimise showing/hiding)
-var g_unitPanelButtons = { "Construction": 0, "Training": 0, "Queue": 0 };
-
-// The unitSomethingPanel objects, which are displayed in a stack at the bottom of the screen,
-// ordered with *lowest* first
-var g_unitPanels = ["Stance", "Formation", "Construction", "Research", "Training", "Queue"];
-
-// Helper function for updateUnitDisplay
-function setupUnitPanel(guiName, usedPanels, unitEntState, items, callback)
-{
-	usedPanels[guiName] = 1;
-	var i = 0;
-	for each (var item in items)
-	{
-		var entType;
-		if (guiName == "Queue")
-			entType = item.template;
-		else
-			entType = item;
-
-		var button = getGUIObjectByName("unit"+guiName+"Button["+i+"]");
-		var icon = getGUIObjectByName("unit"+guiName+"Icon["+i+"]");
-
-		var template = Engine.GuiInterfaceCall("GetTemplateData", entType);
-		if (!template)
-			continue; // ignore attempts to use invalid templates (an error should have been reported already)
-
-		var name;
-		if (template.name.specific && template.name.generic)
-			name = template.name.specific + " (" + template.name.generic + ")";
-		else
-			name = template.name.specific || template.name.generic || "???";
-
-		var tooltip;
-		if (guiName == "Queue")
-		{
-			var progress = Math.round(item.progress*100) + "%";
-			tooltip = name + " - " + progress;
-
-			getGUIObjectByName("unit"+guiName+"Count["+i+"]").caption = (item.count > 1 ? item.count : "");
-			getGUIObjectByName("unit"+guiName+"Progress["+i+"]").caption = (item.progress ? progress : "");
-		}
-		else
-		{
-			tooltip = "[font=\"serif-bold-16\"]" + name + "[/font]";
-
-			if (template.cost)
-			{
-				var font1 = "[font=\"serif-bold-13\"]";
-				var costs = [];
-				if (template.cost.food) costs.push(font1 + "Food:[/font] " + template.cost.food);
-				if (template.cost.wood) costs.push(font1 + "Wood:[/font] " + template.cost.wood);
-				if (template.cost.metal) costs.push(font1 + "Metal:[/font] " + template.cost.metal);
-				if (template.cost.stone) costs.push(font1 + "Stone:[/font] " + template.cost.stone);
-				if (costs.length)
-					tooltip += "\n" + costs.join(", ");
-			}
-
-			if (guiName == "Training")
-			{
-				var font1 = "[font=\"serif-13\"]";
-				var font2 = "[font=\"serif-bold-13\"]";
-				var [batchSize, batchIncrement] = getTrainingQueueBatchStatus(unitEntState.id, entType);
-				tooltip += "\n" + font1;
-				if (batchSize) tooltip += "Training " + font2 + batchSize + font1 + " units; ";
-				tooltip += "Shift-click to train " + font2 + (batchSize+batchIncrement) + font1 + " units[/font]";
-			}
-		}
-
-		button.hidden = false;
-		button.tooltip = tooltip;
-		button.onpress = (function(e) { return function() { callback(e) } })(item);
-			// (need nested functions to get the closure right)
-
-		icon.sprite = "snPortraitSheetHele"; // TODO
-		if (typeof template.icon_cell == "undefined")
-			icon.cell_id = 0;
-		else
-			icon.cell_id = template.icon_cell;
-		++i;
-	}
-	var numButtons = i;
-	// Position the visible buttons
-	// (TODO: if there's lots, maybe they should be squeezed together to fit)
-	for (i = 0; i < numButtons; ++i)
-	{
-		var button = getGUIObjectByName("unit"+guiName+"Button["+i+"]");
-		var size = button.size;
-		size.left = 40*i;
-		size.right = 40*i + size.bottom;
-		button.size = size;
-	}
-
-	// Hide any buttons we're no longer using
-	for (i = numButtons; i < g_unitPanelButtons[guiName]; ++i)
-		getGUIObjectByName("unit"+guiName+"Button["+i+"]").hidden = true;
-	g_unitPanelButtons[guiName] = numButtons;
-}
-
-function updateUnitDisplay()
-{
-	var detailsPanel = getGUIObjectByName("selectionDetails");
-	var commandsPanel = getGUIObjectByName("unitCommands");
-
-	var selection = g_Selection.toList();
-	if (selection.length == 0)
-	{
-		detailsPanel.hidden = true;
-		commandsPanel.hidden = true;
-		return;
-	}
-
-	var entState = Engine.GuiInterfaceCall("GetEntityState", selection[0]);
-
-	// If the unit has no data (e.g. it was killed), don't try displaying any
-	// data for it. (TODO: it should probably be removed from the selection too;
-	// also need to handle multi-unit selections)
-	if (!entState)
-	{
-		detailsPanel.hidden = true;
-		commandsPanel.hidden = true;
-		return;
-	}
-
-	var template = Engine.GuiInterfaceCall("GetTemplateData", entState.template);
-
-	detailsPanel.hidden = false;
-	commandsPanel.hidden = false;
-
-	getGUIObjectByName("selectionDetailsIcon").sprite = "snPortraitSheetHele";
-	getGUIObjectByName("selectionDetailsIcon").cell_id = template.icon_cell;
-
-	var healthSize = getGUIObjectByName("selectionDetailsHealthBar").size;
-	healthSize.rright = 100*Math.max(0, Math.min(1, entState.hitpoints / entState.maxHitpoints));
-	getGUIObjectByName("selectionDetailsHealthBar").size = healthSize;
-	getGUIObjectByName("selectionDetailsHealth").tooltip = "Hitpoints " + entState.hitpoints + " / " + entState.maxHitpoints;
-
-	getGUIObjectByName("selectionDetailsSpecific").caption = template.name.specific;
-	if (template.name.generic == template.name.specific)
-	{
-		getGUIObjectByName("selectionDetailsGeneric").hidden = true;
-	}
-	else
-	{
-		getGUIObjectByName("selectionDetailsGeneric").hidden = false;
-		getGUIObjectByName("selectionDetailsGeneric").caption = template.name.generic;
-	}
-
-	getGUIObjectByName("selectionDetailsPlayer").caption = "Player " + entState.player; // TODO: get player name
-
-	getGUIObjectByName("selectionDetailsAttack").caption = damageTypesToText(entState.attack);
-	getGUIObjectByName("selectionDetailsArmour").caption = damageTypesToText(entState.armour);
-
-	var usedPanels = {};
-
-	// If the selection is friendly units, add the command panels
-	var player = Engine.GetPlayerID();
-	if (entState.player == player || g_DevSettings.controlAll)
-	{
-		if (entState.attack) // TODO - this should be based on some AI properties
-		{
-			//usedPanels["Stance"] = 1;
-			//usedPanels["Formation"] = 1;
-			// (These are disabled since they're not implemented yet)
-		}
-		else // TODO - this should be based on various other things
-		{
-			//usedPanels["Research"] = 1;
-		}
-
-		if (entState.buildEntities && entState.buildEntities.length)
-			setupUnitPanel("Construction", usedPanels, entState, entState.buildEntities, startBuildingPlacement);
-
-		if (entState.training && entState.training.entities.length)
-			setupUnitPanel("Training", usedPanels, entState, entState.training.entities,
-				function (trainEntType) { addToTrainingQueue(entState.id, trainEntType); } );
-
-		if (entState.training && entState.training.queue.length)
-			setupUnitPanel("Queue", usedPanels, entState, entState.training.queue,
-				function (item) { removeFromTrainingQueue(entState.id, item.id); } );
-	}
-
-	// Lay out all the used panels in a stack at the bottom of the screen
-	var offset = 0;
-	for each (var panelName in g_unitPanels)
-	{
-		var panel = getGUIObjectByName("unit"+panelName+"Panel");
-		if (usedPanels[panelName])
-		{
-			var size = panel.size;
-			var h = size.bottom - size.top;
-			size.bottom = offset;
-			size.top = offset - h;
-			panel.size = size;
-			panel.hidden = false;
-			offset -= (h + 12);
-		}
-		else
-		{
-			panel.hidden = true;
-		}
-	}
-}
diff --git a/binaries/data/mods/public/gui/session_new_old/session.xml b/binaries/data/mods/public/gui/session_new_old/session.xml
deleted file mode 100644
index d77b7c9014..0000000000
--- a/binaries/data/mods/public/gui/session_new_old/session.xml
+++ /dev/null
@@ -1,275 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-
-<objects>
-
-	<script file="gui/common/functions_global_object.js" />
-	<script file="gui/session_new/session.js"/>
-	<script file="gui/session_new/selection.js"/>
-	<script file="gui/session_new/input.js"/>
-	<script file="gui/session_new/music.js"/>
-
-	<object name="sn" hotkey="session.gui.toggle">
-		<action on="Tick">
-			onTick();
-		</action>
-
-		<action on="SimulationUpdate">
-			onSimulationUpdate();
-		</action>
-
-		<action on="Press">
-			this.hidden = !this.hidden;
-		</action>
-		
-		<!-- Exit button -->
-		<object type="button" style="wheatExit"
-			size="100%-16 0 100% 16"
-			tooltip_style="snToolTip"
-			tooltip="Exit game"
-			hotkey="leave"
-		>
-			<action on="Press"><![CDATA[
-				messageBox(400, 200, "Do you really want to quit?", "Confirmation", 0,
-					["Yes", "No!"], [leaveGame, null]);
-			]]></action>
-		</object>
-
-		<!-- Dev/cheat commands -->
-		<object size="100%-170 32 100%-16 144" type="image" sprite="devCommandsBackground">
-			<object size="0 0 100%-18 16" type="text" style="devCommandsText">Control all units</object>
-			<object size="100%-16 0 100% 16" type="checkbox" name="devControlAll" style="wheatCrossBox"/>
-
-			<object size="0 16 100%-18 32" type="text" style="devCommandsText">Display selection state</object>
-			<object size="100%-16 16 100% 32" type="checkbox" name="devDisplayState" style="wheatCrossBox"/>
-
-			<object size="0 32 100%-18 48" type="text" style="devCommandsText">Pathfinder overlay</object>
-			<object size="100%-16 32 100% 48" type="checkbox" style="wheatCrossBox">
-				<action on="Press">Engine.GuiInterfaceCall("SetPathfinderDebugOverlay", this.checked);</action>
-			</object>
-
-			<object size="0 48 100%-18 64" type="text" style="devCommandsText">Obstruction overlay</object>
-			<object size="100%-16 48 100% 64" type="checkbox" style="wheatCrossBox">
-				<action on="Press">Engine.GuiInterfaceCall("SetObstructionDebugOverlay", this.checked);</action>
-			</object>
-
-			<object size="0 64 100%-18 80" type="text" style="devCommandsText">Unit motion overlay</object>
-			<object size="100%-16 64 100% 80" type="checkbox" style="wheatCrossBox">
-				<action on="Press">g_Selection.SetMotionDebugOverlay(this.checked);</action>
-			</object>
-
-			<object size="0 80 100%-18 96" type="text" style="devCommandsText">Toggle music</object>
-			<object size="100%-16 80 100% 96" type="checkbox" style="wheatCrossBox" checked="true" hotkey="music.toggle">
-				<action on="Press">if (this.checked) startMusic(); else stopMusic();</action>
-			</object>
-			
-			<object size="0 96 100%-18 112" type="text" style="devCommandsText">Pause game</object>
-			<object size="100%-16 96 100% 112" type="checkbox" style="wheatCrossBox" hotkey="pause">
-				<action on="Press">setPaused(this.checked);</action>
-			</object>
-		</object>
-
-		<!-- Debug text -->
-		<object name="debug"
-			type="text"
-			size="0 50 50% 100%"
-			ghost="true"
-			textcolor="yellow"
-			font="mono-stroke-10"
-		/>
-
-		<!-- Player resource bar -->
-		<object
-			size="50%-200 0 50%+200 30"
-			type="image"
-			style="goldPanelFrilly"
-		>
-
-			<!-- Food -->
-			<object size="0 0 18% 100%" type="image" style="resourceCounter" tooltip="Food">
-				<object size="0 0 28 28" type="image" style="resourceIcon" cell_id="0"/>
-				<object size="24 4 100% 32" type="text" style="resourceText" name="resourceFood"/>
-			</object>
-
-			<!-- Wood -->
-			<object size="18% 0 36% 100%" type="image" style="resourceCounter" tooltip="Wood">
-				<object size="0 0 28 28" type="image" style="resourceIcon" cell_id="1"/>
-				<object size="24 4 100% 32" type="text" style="resourceText" name="resourceWood"/>
-			</object>
-
-			<!-- Stone -->
-			<object size="36% 0 54% 100%" type="image" style="resourceCounter" tooltip="Stone">
-				<object size="0 0 28 28" type="image" style="resourceIcon" cell_id="2"/>
-				<object size="24 4 100% 32" type="text" style="resourceText" name="resourceStone"/>
-			</object>
-
-			<!-- Metal -->
-			<object size="54% 0 72% 100%" type="image" style="resourceCounter" tooltip="Metal">
-				<object size="0 0 28 28" type="image" style="resourceIcon" cell_id="3"/>
-				<object size="24 4 100% 32" type="text" style="resourceText" name="resourceMetal"/>
-			</object>
-
-			<!-- Population -->
-			<object size="72% 0 100% 100%" type="image" style="resourceCounter" tooltip="Population (current / maximum)">
-				<object size="0 0 28 28" type="image" style="resourceIcon" cell_id="4"/>
-				<object size="24 4 100% 32" type="text" style="resourceText" name="resourcePop"/>
-			</object>
-
-		</object>
-
-		<!-- Bottom-left selected-unit details panel -->
-		<object name="selectionDetails"
-			type="image"
-			style="goldPanel"
-			size="0 100%-250 300 100%"
-		>
-
-			<!-- Big unit icon -->
-			<object size="8 8 136 136">
-				<object type="image" style="selectionDetailsIconOutline"/>
-				<object type="image" name="selectionDetailsIcon" ghost="true"/>
-			</object>
-
-			<!-- Health bar -->
-			<object size="8 138 136 144" type="image" name="selectionDetailsHealth" tooltip="Hitpoints" tooltip_style="snToolTip">
-				<object type="image" sprite="selectionDetailsHealthBackground" ghost="true"/>
-				<object type="image" sprite="selectionDetailsHealthForeground" ghost="true" name="selectionDetailsHealthBar"/>
-			</object>
-
-			<!-- Stamina bar -->
-			<object size="8 146 136 152" type="image" name="selectionDetailsStamina" tooltip="Stamina" tooltip_style="snToolTip">
-				<object type="image" sprite="selectionDetailsStaminaBackground" ghost="true"/>
-				<object type="image" sprite="selectionDetailsStaminaForeground" ghost="true" name="selectionDetailsStaminaBar"/>
-			</object>
-
-			<!-- Details text -->
-			<object size="136 6 100% 100%">
-				<object size="0 0 100% 30" name="selectionDetailsSpecific" type="text" font="serif-bold-18"/>
-				<object size="0 20 100% 40" name="selectionDetailsGeneric" type="text" font="serif-14"/>
-				<object size="0 40 100% 60" name="selectionDetailsPlayer" type="text" font="serif-14" textcolor="blue"/>
-			</object>
-
-			<!-- Attack stats -->
-			<object size="146 72 100% 130" type="image" tooltip="Attack strengths" tooltip_style="snToolTip">
-				<object size="-4 -8 48 48" type="image" ghost="true" sprite="snIconSheetStance" cell_id="1"/>
-				<object size="40 0 100% 100%" type="text" ghost="true" name="selectionDetailsAttack" font="serif-bold-12"/>
-			</object>
-
-			<!-- Armour stats -->
-			<object size="146 130 100% 188" type="image" tooltip="Armour strengths" tooltip_style="snToolTip">
-				<object size="-4 -4 48 48" type="image" ghost="true" sprite="snIconSheetStance" cell_id="3"/>
-				<object size="40 0 100% 100%" type="text" ghost="true" name="selectionDetailsArmour" font="serif-bold-12"/>
-			</object>
-
-		</object>
-
-		<!-- Bottom-middle selected-unit commands panel -->
-		<object name="unitCommands"
-			size="350 0 100%-300 100%-8"
-		>
-
-			<object name="unitConstructionPanel"
-				style="goldPanelFrilly"
-				size="0 100%-56 100% 100%"
-				type="image"
-			>
-				<object size="-5 -2 59 62" type="image" sprite="snIconSheetTab" tooltip_style="snToolTip"
-					 cell_id="0" tooltip="Construction"/>
-
-				<object size="59 10 100% 47">
-					<repeat count="16">
-						<object name="unitConstructionButton[n]" hidden="true" style="iconButton" type="button" size="0 0 37 37">
-							<object name="unitConstructionIcon[n]" type="image" ghost="true" size="3 3 35 35"/>
-						</object>
-					</repeat>
-				</object>
-			</object>
-
-			<object name="unitStancePanel"
-				style="goldPanelFrilly"
-				size="0 100%-56 100% 100%"
-				type="text"
-			>
-				<object size="-5 -2 59 62" type="image" sprite="snIconSheetTab" tooltip_style="snToolTip"
-					 cell_id="4" tooltip="Stances"/>
-
-				[stance commands]
-			</object>
-
-			<object name="unitFormationPanel"
-				style="goldPanelFrilly"
-				size="0 100%-56 100% 100%"
-				type="text"
-			>
-				<object size="-5 -2 59 62" type="image" sprite="snIconSheetTab" tooltip_style="snToolTip"
-					 cell_id="5" tooltip="Formations"/>
-
-				[formation commands]
-			</object>
-
-			<object name="unitResearchPanel"
-				style="goldPanelFrilly"
-				size="0 100%-56 100% 100%"
-				type="text"
-			>
-				<object size="-5 -2 59 62" type="image" sprite="snIconSheetTab" tooltip_style="snToolTip"
-					 cell_id="1" tooltip="Research"/>
-
-				[research commands]
-			</object>
-
-			<object name="unitTrainingPanel"
-				style="goldPanelFrilly"
-				size="0 100%-56 100% 100%"
-				type="image"
-			>
-				<object size="-5 -2 59 62" type="image" sprite="snIconSheetTab" tooltip_style="snToolTip"
-					 cell_id="2" tooltip="Training"/>
-
-				<object size="59 10 100% 47">
-					<repeat count="16">
-						<object name="unitTrainingButton[n]" hidden="true" style="iconButton" type="button" size="0 0 37 37">
-							<object name="unitTrainingIcon[n]" type="image" ghost="true" size="3 3 35 35"/>
-						</object>
-					</repeat>
-				</object>
-			</object>
-
-			<object name="unitQueuePanel"
-				style="goldPanelFrilly"
-				size="0 100%-56 100% 100%"
-				type="text"
-			>
-				<object size="-5 -2 59 62" type="image" sprite="snIconSheetTab" tooltip_style="snToolTip"
-					 cell_id="3" tooltip="Production queue"/>
-
-				<object size="59 10 100% 47">
-					<repeat count="16">
-						<object name="unitQueueButton[n]" hidden="true" style="iconButton" type="button" size="0 0 37 37">
-							<object name="unitQueueIcon[n]" ghost="true" type="image" size="3 3 35 35"/>
-							<object name="unitQueueCount[n]" ghost="true" style="iconButtonCount" type="text"/>
-							<object name="unitQueueProgress[n]" ghost="true" style="iconButtonProgress" type="text"/>
-						</object>
-					</repeat>
-				</object>
-			</object>
-
-		</object>
-
-		<!-- Minimap -->
-		<object	name="minimap">
-			<object style="goldPanel"
-				size="100%-246 100%-246 100% 100%"
-				type="image"
-			/>
-			<object name="minimapDisplay"
-				type="minimap"
-				size="100%-206 100%-206 100%-6 100%-6"
-			/>
-		</object>
-
-	</object>	
-
-	<!-- Selection bandbox -->
-	<object name="bandbox" type="image" sprite="bandbox" ghost="true" hidden="true"/>
-
-</objects>
diff --git a/binaries/data/mods/public/gui/session_new_old/sprites.xml b/binaries/data/mods/public/gui/session_new_old/sprites.xml
deleted file mode 100644
index 60e0df119d..0000000000
--- a/binaries/data/mods/public/gui/session_new_old/sprites.xml
+++ /dev/null
@@ -1,106 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-
-<sprites>
-	<sprite name="goldPanel">
-		<!-- (currently this is all a hack - need proper textures) -->
-		<image
-			texture="global/titlebar/middle_gold_fern.dds"
-			texture_size="0 0 64 32"
-			size="0 -6 100% 0"
-		/>
-		<image
-			texture="global/titlebar/middle_gold_fern.dds"
-			texture_size="0 0 64 32"
-			size="0 100%+5 100% 100%"
-		/>
-		<image
-			texture="global/border/corner_bronze.dds"
-			texture_size="0 0 16 100%"
-			size="100% 0 100%+4 100%"
-		/>
-		<image
-			texture="global/border/corner_bronze.dds"
-			texture_size="0 0 16 100%"
-			size="-4 0 0 100%"
-		/>
-		<image
-			texture="global/tile/sandstone.dds"
-			texture_size="0 0 128 128"
-		/>
-	</sprite>
-
-	<sprite name="goldPanelFrilly">
-		<!-- (currently this is all a hack - need proper textures) -->
-		<image
-			texture="global/titlebar/middle_gold_fern.dds"
-			texture_size="0 0 64 32"
-			size="0 -6 100% 0"
-		/>
-		<image
-			texture="global/titlebar/middle_gold_fern.dds"
-			texture_size="0 0 64 32"
-			size="0 100%+5 100% 100%"
-		/>
-		<image
-			texture="global/border/corner_bronze.dds"
-			texture_size="0 0 16 100%"
-			size="100% 0 100%+4 100%"
-		/>
-		<image
-			texture="global/border/corner_bronze.dds"
-			texture_size="0 0 16 100%"
-			size="-4 0 0 100%"
-		/>
-		<image
-			texture="global/titlebar/left_gold_fern.dds"
-			texture_size="0 0 64 32"
-			size="-48 50%-16 0 50%+16"
-		/>
-		<image
-			texture="global/titlebar/right_gold_fern.dds"
-			texture_size="-16 0 48 32"
-			size="100% 50%-16 100%+48 50%+16"
-		/>
-		<image
-			texture="global/tile/sandstone.dds"
-			texture_size="0 0 128 128"
-		/>
-	</sprite>
-
-	<sprite name="selectionDetailsIconOutline">
-		<image backcolor="blue"/>
-	</sprite>
-
-	<sprite name="selectionDetailsHealthBackground">
-		<image backcolor="red"/>
-	</sprite>
-
-	<sprite name="selectionDetailsHealthForeground">
-		<image backcolor="green"/>
-	</sprite>
-
-	<sprite name="selectionDetailsStaminaBackground">
-		<image backcolor="black"/>
-	</sprite>
-
-	<sprite name="selectionDetailsStaminaForeground">
-		<image backcolor="blue"/>
-	</sprite>
-
-	<sprite name="bandbox">
-		<image backcolor="black" size="0 0 100% 1"/>
-		<image backcolor="black" size="100%-1 0 100% 100%"/>
-		<image backcolor="black" size="0 100%-1 100% 100%"/>
-		<image backcolor="black" size="0 0 1 100%"/>
-		<image backcolor="white" size="1 1 100%-1 2"/>
-		<image backcolor="white" size="100%-2 1 100%-1 100%-1"/>
-		<image backcolor="white" size="1 100%-2 100%-1 100%-1"/>
-		<image backcolor="white" size="1 1 2 100%-1"/>
-	</sprite>
-
-	<sprite name="devCommandsBackground">
-		<image backcolor="0 0 0 85"/>
-	</sprite>
-
-</sprites>
-
diff --git a/binaries/data/mods/public/gui/session_new_old/styles.xml b/binaries/data/mods/public/gui/session_new_old/styles.xml
deleted file mode 100644
index 2a6d93a119..0000000000
--- a/binaries/data/mods/public/gui/session_new_old/styles.xml
+++ /dev/null
@@ -1,65 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-
-<styles>
-	<style name="goldPanel"
-		sprite="goldPanel"
-		buffer_zone="4"
-		text_align="left"
-		text_valign="top"
-	/>
-
-	<style name="goldPanelFrilly"
-		sprite="goldPanelFrilly"
-		buffer_zone="4"
-		text_align="center"
-		text_valign="center"
-	/>
-
-	<style name="resourceIcon"
-		sprite="snIconSheetResource"								
-		ghost="true"
-	/>	
-
-	<style name="resourceText"
-		textcolor="black"
-		font="serif-bold-14"
-		ghost="true"
-	/>
-
-	<style name="resourceCounter"
-		tooltip_style="snToolTip"
-	/>
-
-	<style name="selectionDetailsIconOutline"
-		sprite="selectionDetailsIconOutline"
-	/>
-
-	<style name="iconButton"
-		sprite="snIconPortrait"
-		sprite_over="snIconPortraitOver"
-		sprite_disabled="snIconPortraitDisabled"
-		tooltip_style="snToolTipBottom"
-	/>
-
-	<style name="iconButtonCount"
-		textcolor="255 255 255"
-		font="serif-9"
-		text_align="right"
-		text_valign="top"
-		buffer_zone="4"
-	/>
-
-	<style name="iconButtonProgress"
-		textcolor="255 255 255"
-		font="serif-stroke-14"
-		text_align="center"
-		text_valign="center"
-	/>
-
-	<style name="devCommandsText"
-		font="sans-10"
-		textcolor="255 255 255"
-		text_align="right"
-	/>
-
-</styles>