diff --git a/Intention/app/src/main/java/fr/univpau/intention/A1.java b/Intention/app/src/main/java/fr/univpau/intention/A1.java
index 533d43e..2eb23c1 100644
--- a/Intention/app/src/main/java/fr/univpau/intention/A1.java
+++ b/Intention/app/src/main/java/fr/univpau/intention/A1.java
@@ -7,16 +7,45 @@ import android.os.Bundle;
 import android.widget.Button;
 import android.widget.TextView;
 
+import fr.univpau.intention.listeners.NextButtonListener;
+
 public class A1 extends AppCompatActivity {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_all);
+    }
+
+
+    @Override
+    protected void onStart() {
+        super.onStart();
         Button button = findViewById(R.id.button);
-        button.setOnClickListener(v -> {
-            // Start the activity A2
-            startActivity(new Intent(this, A2.class));
-        });
+        button.setOnClickListener( new NextButtonListener(this, A2.class));
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+    }
+
+    @Override
+    protected void onPause() {
+        super.onPause();
+    }
+
+    @Override
+    protected void onStop() {
+        super.onStop();
+        Button button = findViewById(R.id.button);
+        button.setOnClickListener(null);
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        Button button = findViewById(R.id.button);
+        button.setOnClickListener(null);
     }
 }
\ No newline at end of file
diff --git a/Intention/app/src/main/java/fr/univpau/intention/A2.java b/Intention/app/src/main/java/fr/univpau/intention/A2.java
index 532cd9c..a904e1e 100644
--- a/Intention/app/src/main/java/fr/univpau/intention/A2.java
+++ b/Intention/app/src/main/java/fr/univpau/intention/A2.java
@@ -7,16 +7,45 @@ import android.os.Bundle;
 import android.widget.Button;
 import android.widget.TextView;
 
+import fr.univpau.intention.listeners.NextButtonListener;
+
 public class A2 extends AppCompatActivity {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_all);
-        Button button = findViewById(R.id.button);
-        button.setOnClickListener(v -> {
-            // Start the activity A2
-            startActivity(new Intent(this, A3.class));
-        });
     }
+
+    @Override
+    protected void onStart() {
+        super.onStart();
+        Button button = findViewById(R.id.button);
+        button.setOnClickListener( new NextButtonListener(this, A3.class));
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+    }
+
+    @Override
+    protected void onPause() {
+        super.onPause();
+    }
+
+    @Override
+    protected void onStop() {
+        super.onStop();
+        Button button = findViewById(R.id.button);
+        button.setOnClickListener(null);
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        Button button = findViewById(R.id.button);
+        button.setOnClickListener(null);
+    }
+
 }
\ No newline at end of file
diff --git a/Intention/app/src/main/java/fr/univpau/intention/A3.java b/Intention/app/src/main/java/fr/univpau/intention/A3.java
index 861cc54..bc3f934 100644
--- a/Intention/app/src/main/java/fr/univpau/intention/A3.java
+++ b/Intention/app/src/main/java/fr/univpau/intention/A3.java
@@ -7,16 +7,44 @@ import android.widget.TextView;
 
 import androidx.appcompat.app.AppCompatActivity;
 
+import fr.univpau.intention.listeners.NextButtonListener;
+
 public class A3 extends AppCompatActivity {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_all);
+    }
+
+    @Override
+    protected void onStart() {
+        super.onStart();
         Button button = findViewById(R.id.button);
-        button.setOnClickListener(v -> {
-            // Start the activity A2
-            startActivity(new Intent(this, A4.class));
-        });
+        button.setOnClickListener( new NextButtonListener(this, A4.class));
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+    }
+
+    @Override
+    protected void onPause() {
+        super.onPause();
+    }
+
+    @Override
+    protected void onStop() {
+        super.onStop();
+        Button button = findViewById(R.id.button);
+        button.setOnClickListener(null);
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        Button button = findViewById(R.id.button);
+        button.setOnClickListener(null);
     }
 }
\ No newline at end of file
diff --git a/Intention/app/src/main/java/fr/univpau/intention/A4.java b/Intention/app/src/main/java/fr/univpau/intention/A4.java
index 9091690..b9e8caa 100644
--- a/Intention/app/src/main/java/fr/univpau/intention/A4.java
+++ b/Intention/app/src/main/java/fr/univpau/intention/A4.java
@@ -7,16 +7,45 @@ import android.widget.TextView;
 
 import androidx.appcompat.app.AppCompatActivity;
 
+import fr.univpau.intention.listeners.NextButtonListener;
+
 public class A4 extends AppCompatActivity {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_all);
+    }
+
+
+    @Override
+    protected void onStart() {
+        super.onStart();
         Button button = findViewById(R.id.button);
-        button.setOnClickListener(v -> {
-            // Start the activity A2
-            startActivity(new Intent(this, A5.class));
-        });
+        button.setOnClickListener( new NextButtonListener(this, A5.class));
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+    }
+
+    @Override
+    protected void onPause() {
+        super.onPause();
+    }
+
+    @Override
+    protected void onStop() {
+        super.onStop();
+        Button button = findViewById(R.id.button);
+        button.setOnClickListener(null);
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        Button button = findViewById(R.id.button);
+        button.setOnClickListener(null);
     }
 }
\ No newline at end of file
diff --git a/Intention/app/src/main/java/fr/univpau/intention/listeners/NextButtonListener.java b/Intention/app/src/main/java/fr/univpau/intention/listeners/NextButtonListener.java
new file mode 100644
index 0000000..3adf290
--- /dev/null
+++ b/Intention/app/src/main/java/fr/univpau/intention/listeners/NextButtonListener.java
@@ -0,0 +1,24 @@
+package fr.univpau.intention.listeners;
+
+import static androidx.core.content.ContextCompat.startActivity;
+
+import android.content.Intent;
+import android.content.Context;
+import android.view.View;
+
+public class NextButtonListener implements View.OnClickListener {
+
+    Context context;
+    Class<?> nextActivity;
+
+    public NextButtonListener(Context context, Class<?> nextActivity) {
+        this.context = context;
+        this.nextActivity = nextActivity;
+    }
+    @Override
+    public void onClick(View v) {
+        Intent i = new Intent();
+        i.setClass(context, nextActivity);
+        context.startActivity(i);
+    }
+}
diff --git a/Intention/app/src/main/res/layout/activity_all.xml b/Intention/app/src/main/res/layout/activity_all.xml
index 4867266..0cea14d 100644
--- a/Intention/app/src/main/res/layout/activity_all.xml
+++ b/Intention/app/src/main/res/layout/activity_all.xml
@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".A1">
+    tools:context=".A2">
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
@@ -18,6 +18,10 @@
             android:layout_height="wrap_content"
             android:id="@+id/button"
             android:text="@string/next"/>
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:id="@+id/editTextcontent"/>
     </LinearLayout>
 
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file