diff --git a/Notes-master/src/net/micode/notes/ui/NotesListActivity.java b/Notes-master/src/net/micode/notes/ui/NotesListActivity.java
index 4d5706e..8135e9b 100644
--- a/Notes-master/src/net/micode/notes/ui/NotesListActivity.java
+++ b/Notes-master/src/net/micode/notes/ui/NotesListActivity.java
@@ -137,15 +137,25 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
     private final static int REQUEST_CODE_OPEN_NODE = 102;
     private final static int REQUEST_CODE_NEW_NODE  = 103;
 
+    public Button mBtnsf;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.note_list);
+        initResources();
 
-        getWindow().setBackgroundDrawableResource(R.drawable.bg1);
-        getWindow().setBackgroundDrawableResource(R.drawable.bg2);
+        mBtnsf = findViewById(R.id.btn_sf);
+        mBtnsf.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent intent=null;
+                intent = new Intent(NotesListActivity.this,pwdActivity.class);
+                startActivity(intent);
+
+            }
+        });
 
-        initResources();
 
         /**
          * Insert an introduction when user firstly use this application