diff --git a/include/ui.h b/include/ui.h
index bf4a09e..fc19f48 100644
--- a/include/ui.h
+++ b/include/ui.h
@@ -28,6 +28,14 @@
 
 #include "../include/base.h"
 
+#define W 1920
+#define H 960
+#define W_IMAGE W - 320
+#define H_IMAGE H - 126
+#define H_STYLES_PANE 30
+#define W_IMAGE_LOCAL W / 16
+#define H_IMAGE_LOCAL H / 16
+
 G_BEGIN_DECLS
 
 #define GEM_GRAPH_CLIENT_TYPE_WINDOW (gem_graph_client_window_get_type())
diff --git a/src/ui/application.c b/src/ui/application.c
index 615a707..c34fedd 100644
--- a/src/ui/application.c
+++ b/src/ui/application.c
@@ -63,18 +63,28 @@ static void gem_graph_client_application_activate(GApplication *app)
 {
     GtkWindow *window;
 
-    g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(app));
+    int commute_XML_ui_based_window = 1;
 
-    window = gtk_application_get_active_window(GTK_APPLICATION (app));
-    if (window == NULL)
-    window = g_object_new(GEM_GRAPH_CLIENT_TYPE_WINDOW,
-                           "application", app,
-                           NULL);
+    if (commute_XML_ui_based_window) {
 
-    // Launch with sidebar off
-    ui_toggle_sidebar();
-    ui_set_stack(HOME_MODE);
-    ui_debug_model_loading (window, "data/models/dimers random walk.xml");
+        g_assert(GEM_GRAPH_CLIENT_IS_APPLICATION(app));
+
+        window = gtk_application_get_active_window(GTK_APPLICATION (app));
+        if (window == NULL)
+        window = g_object_new(GEM_GRAPH_CLIENT_TYPE_WINDOW,
+                               "application", app,
+                               NULL);
+
+        // Launch with sidebar off
+        ui_toggle_sidebar();
+        ui_set_stack(HOME_MODE);
+        ui_debug_model_loading (window, "data/models/dimers random walk.xml");
+
+    } else {
+
+        window = GTK_WINDOW (gtk_application_window_new (app));
+
+    }
 
     gtk_window_present(window);
 }