diff --git a/app/src/main/java/org/toop/app/App.java b/app/src/main/java/org/toop/app/App.java
index 6072589..8f49113 100644
--- a/app/src/main/java/org/toop/app/App.java
+++ b/app/src/main/java/org/toop/app/App.java
@@ -69,15 +69,14 @@ public final class App extends Application {
         var cab = new ConfirmWidget("cab");
 
         abc.addButton("test", () -> {
-            WidgetContainer.add(Pos.CENTER, cab);
-            WidgetContainer.remove(abc);
+            abc.replace(cab, Pos.CENTER);
         });
+
         abc.addButton("test3333", () -> IO.println("Second test works!"));
 
         cab.addButton("cab321312", () -> IO.println("Third test"));
         cab.addButton("cab31232132131", () -> {
             IO.println("Fourth test");
-            WidgetContainer.remove(cab);
         });
 
         WidgetContainer.add(Pos.CENTER, abc);
diff --git a/app/src/main/java/org/toop/app/widget/Widget.java b/app/src/main/java/org/toop/app/widget/Widget.java
index e543b4e..f5de6a2 100644
--- a/app/src/main/java/org/toop/app/widget/Widget.java
+++ b/app/src/main/java/org/toop/app/widget/Widget.java
@@ -13,4 +13,9 @@ public interface Widget<T extends Node> {
     default void hide() {
         WidgetContainer.remove(this);
     }
+
+    default void replace(Widget<?> newWidget, Pos newWidgetPosition) {
+        this.hide();
+        newWidget.show(newWidgetPosition);
+    }
 }
\ No newline at end of file