diff --git a/src/res/drawable-hdpi/splash.png b/src/res/drawable-hdpi/splash.png
new file mode 100644
index 0000000..8fc31bb
Binary files /dev/null and b/src/res/drawable-hdpi/splash.png differ
diff --git a/src/res/layout/activity_change_password.xml b/src/res/layout/activity_change_password.xml
new file mode 100644
index 0000000..30b0dcb
--- /dev/null
+++ b/src/res/layout/activity_change_password.xml
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:gravity="center_vertical">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center">
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="旧密码:"/>
+
+        <EditText
+            android:id="@+id/old_password"
+            android:layout_width="150dp"
+            android:layout_height="wrap_content"
+            android:password="true" />
+    </LinearLayout>
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center">
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="新密码:"/>
+
+        <EditText
+            android:id="@+id/new_password"
+            android:layout_width="150dp"
+            android:layout_height="wrap_content"
+            android:password="true"/>
+    </LinearLayout>
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center">
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="确认密码:"/>
+        <EditText
+        android:id="@+id/ack_password"
+        android:layout_width="150dp"
+        android:layout_height="wrap_content"
+        android:password="true"/>
+    </LinearLayout>
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center">
+
+        <Button
+            android:id="@+id/Acknowledged"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="确认"/>
+    </LinearLayout>
+</LinearLayout>
\ No newline at end of file
diff --git a/src/res/layout/activity_delete_password.xml b/src/res/layout/activity_delete_password.xml
new file mode 100644
index 0000000..e6883fc
--- /dev/null
+++ b/src/res/layout/activity_delete_password.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:gravity="center">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center">
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="输入密码:"/>
+
+        <EditText
+            android:id="@+id/thepassword"
+            android:layout_width="150dp"
+            android:layout_height="wrap_content"
+            android:password="true"/>
+    </LinearLayout>
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center">
+
+        <Button
+            android:id="@+id/Dt_Acknowledged"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="确认"/>
+    </LinearLayout>
+</LinearLayout>
\ No newline at end of file
diff --git a/src/res/layout/activity_login.xml b/src/res/layout/activity_login.xml
new file mode 100644
index 0000000..52fb16f
--- /dev/null
+++ b/src/res/layout/activity_login.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:gravity="center_vertical">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height='wrap_content'
+        android:gravity="center">
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="密码:"/>
+
+        <EditText
+            android:id="@+id/lgn_password"
+            android:layout_width="150dp"
+            android:layout_height="wrap_content"
+            android:password="true"/>
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center">
+        <Button
+            android:id="@+id/login"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="登录"/>
+    </LinearLayout>
+</LinearLayout>
\ No newline at end of file
diff --git a/src/res/layout/activity_set_loginpassword.xml b/src/res/layout/activity_set_loginpassword.xml
new file mode 100644
index 0000000..0686219
--- /dev/null
+++ b/src/res/layout/activity_set_loginpassword.xml
@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:gravity="center_vertical">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center">
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="新设置密码:"/>
+
+        <EditText
+            android:id="@+id/password"
+            android:layout_width="150dp"
+            android:layout_height="wrap_content"
+            android:password="true"/>
+    </LinearLayout>
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center">
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="确认密码:" />
+
+        <EditText
+            android:id="@+id/password_ack"
+            android:layout_width="150dp"
+            android:layout_height="wrap_content"
+            android:password="true"/>
+    </LinearLayout>
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center">
+
+        <Button
+            android:id="@+id/acknowledge"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="确认"/>
+    </LinearLayout>
+
+</LinearLayout>
\ No newline at end of file
diff --git a/src/res/layout/activity_splash.xml b/src/res/layout/activity_splash.xml
new file mode 100644
index 0000000..5f5400d
--- /dev/null
+++ b/src/res/layout/activity_splash.xml
@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="0099cc"
+    tools:context=".ui.SplashActivity">
+
+    <!-- The primary full-screen view. This can be replaced with whatever view
+         is needed to present your content, e.g. VideoView, SurfaceView,
+         TextureView, etc. -->
+    <TextView android:id="@+id/fullscreen_content"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:textColor="#33b5e5"
+        android:keepScreenOn="true"
+        android:textStyle="bold"
+        android:textSize="50sp"
+        android:gravity="center"
+        android:text="@string/dummy_content" />
+
+    <!-- This FrameLayout insets its children based on system windows using
+         android:fitsSystemWindows. -->
+    <FrameLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:fitsSystemWindows="true">
+
+        <LinearLayout
+            android:id = "@+id/fullscreen_content_controls"
+            style = "?metaButtonBarStyle"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_gravity="bottom|center_horizontal"
+            android:background="@color/black_overlay"
+            android:orientation="horizontal"
+            tools:ignore="UselessParent">
+
+            <Button android:id="@+id/dummy_button"
+                style= "?metaButtonBarButtonStyle"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_weight="1"
+                android:text = "@string/dummy_button" />
+
+        </LinearLayout>
+
+        <TextView
+
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:background="@drawable/splash"
+            android:gravity="top"
+            android:keepScreenOn="true"
+            android:text="@string/dummy_content"
+            android:textSize="50sp"
+            android:textStyle="bold"
+            />
+    </FrameLayout>
+</FrameLayout>
\ No newline at end of file
diff --git a/src/res/layout/note_edit.xml b/src/res/layout/note_edit.xml
index 10b2aa7..29e406d 100644
--- a/src/res/layout/note_edit.xml
+++ b/src/res/layout/note_edit.xml
@@ -237,6 +237,16 @@
         </FrameLayout>
     </LinearLayout>
 
+    <ImageButton
+        android:id = "@+id/add_img_btn"
+        android:layout_width="45dp"
+        android:layout_height="match_parent"
+        android:src="@android:drawable/ic_menu_gallery"/>
+
+
+
+
+
     <LinearLayout
         android:id="@+id/font_size_selector"
         android:layout_width="fill_parent"
diff --git a/src/res/values/attrs.xml b/src/res/values/attrs.xml
new file mode 100644
index 0000000..e52391d
--- /dev/null
+++ b/src/res/values/attrs.xml
@@ -0,0 +1,6 @@
+<resources>
+    <declare-styleable name="FullscreenAttrs">
+        <attr name="fullscreenBackgroundColor" format="color" />
+        <attr name="fullscreenTextColor" format="color" />
+    </declare-styleable>
+</resources>
\ No newline at end of file
diff --git a/src/res/values/colors.xml b/src/res/values/colors.xml
index 123ffbf..9d7362b 100644
--- a/src/res/values/colors.xml
+++ b/src/res/values/colors.xml
@@ -15,6 +15,16 @@
      limitations under the License.
 -->
 
+<!--<resources>-->
+<!--    <color name="user_query_highlight">#335b5b5b</color>-->
+<!--</resources>-->
+
+
 <resources>
     <color name="user_query_highlight">#335b5b5b</color>
-</resources>
+    <color name="light_blue_600">#FFO39BE5</color>
+    <color name="light_blue_900">#FF01579B</color>
+    <color name="liqht_blue_A200">#FF40C4FF</color>
+    <color name="liqht_blue_A400">#FFOOBOFF</color>
+    <color name="black_overlay">#66000000</color>
+</resources>
\ No newline at end of file
diff --git a/src/res/values/themes.xml b/src/res/values/themes.xml
new file mode 100644
index 0000000..d082219
--- /dev/null
+++ b/src/res/values/themes.xml
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<resources>
+<style name="Theme.Newnote" parent="Theme.AppCompat.Light"/>
+<style name="Theme.Newnote.Fullscreen" parent="Theme.Newnote">
+    <item name="android:actionBarStyle">@style/Widget.Theme.Newnote.ActionBar.Fullscreen</item>
+    <item name="android:windowActionBarOverlay">true</item>
+    <item name="android:windowBackground">@null</item>
+</style>
+<style name="ThemeOverlay.Newnote.FullscreenContainer" parent="">
+    <item name="fullscreenBackgroundColor">@color/light_blue_600</item>
+    <item name="fullscreenTextColor">@color/light_blue_A200</item>
+</style>
+</resources>
\ No newline at end of file
diff --git a/src/res/values/themes/themes.xml b/src/res/values/themes/themes.xml
new file mode 100644
index 0000000..36fc502
--- /dev/null
+++ b/src/res/values/themes/themes.xml
@@ -0,0 +1,6 @@
+<resources>
+    <style name="ThemeOverlay.Newnote.FullscreenContainer" parent="">
+        <item name="fullscreenBackgroundColor">@color/light_blue_900</item>
+        <item name="fullscreenTextColor">@color/light_blue_A400</item>
+    </style>
+</resources>
\ No newline at end of file