diff --git a/app/src/main/java/org/dnss/sfs/git/wdg/noise/MainActivity.kt b/app/src/main/java/org/dnss/sfs/git/wdg/noise/MainActivity.kt
index 7c0f6b6..2fb3485 100644
--- a/app/src/main/java/org/dnss/sfs/git/wdg/noise/MainActivity.kt
+++ b/app/src/main/java/org/dnss/sfs/git/wdg/noise/MainActivity.kt
@@ -45,6 +45,11 @@ class MainActivity : AppCompatActivity() {
         )
         setupActionBarWithNavController(navController, appBarConfiguration)
         navView.setupWithNavController(navController)
+
+        addButton( "a", 0xff0000)
+        addButton( "b", 0xff0000)
+        addButton( "c", 0xff0000)
+        addButton( "d", 0xff0000)
     }
 
     override fun onCreateOptionsMenu(menu: Menu): Boolean {
@@ -58,16 +63,19 @@ class MainActivity : AppCompatActivity() {
         return navController.navigateUp(appBarConfiguration) || super.onSupportNavigateUp()
     }
 
-    fun addButton(text: String) {
+    fun addButton(userName: String, color: Int) {
+        val contactScrollField = findViewById<LinearLayout>(R.id.linear_layout)
+                            // = findViewById(R.id.linear_layout) as LinearLayout
+
         val dynamicButton = Button(this)
-        dynamicButton.layoutParams = LinearLayout.LayoutParams(
+        /*dynamicButton.layoutParams = LinearLayout.LayoutParams(
             LinearLayout.LayoutParams.WRAP_CONTENT,
             LinearLayout.LayoutParams.WRAP_CONTENT
-        )
-        dynamicButton.text = "Dynamic Button"
+        )*/
+        dynamicButton.text = userName
         dynamicButton.setBackgroundColor(Color.GREEN)
-        // add Button to LinearLayout
-        //linearLayout.addView(dynamicButton)
+
+        contactScrollField.addView(dynamicButton)
     }
 
 }
\ No newline at end of file
diff --git a/app/src/main/res/layout/content_main.xml b/app/src/main/res/layout/content_main.xml
index 6e0ea39..63c598a 100644
--- a/app/src/main/res/layout/content_main.xml
+++ b/app/src/main/res/layout/content_main.xml
@@ -17,4 +17,20 @@
         app:layout_constraintRight_toRightOf="parent"
         app:layout_constraintTop_toTopOf="parent"
         app:navGraph="@navigation/mobile_navigation" />
+
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        tools:layout_editor_absoluteX="206dp"
+        tools:layout_editor_absoluteY="241dp">
+
+        <LinearLayout
+            android:id="@+id/linear_layout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical" >
+
+        </LinearLayout>
+    </ScrollView>
+
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index ce92792..20952f5 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -7,4 +7,5 @@
     <color name="teal_700">#FF018786</color>
     <color name="black">#FF000000</color>
     <color name="white">#FFFFFFFF</color>
+    <color name="green">#00FF0090</color>
 </resources>
\ No newline at end of file