diff --git a/app/src/main/java/org/emulator/forty/eight/MainActivity.java b/app/src/main/java/org/emulator/forty/eight/MainActivity.java
index eaeaf57..b1c5d49 100644
--- a/app/src/main/java/org/emulator/forty/eight/MainActivity.java
+++ b/app/src/main/java/org/emulator/forty/eight/MainActivity.java
@@ -327,12 +327,10 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
         return super.onOptionsItemSelected(item);
     }
 
-    @SuppressWarnings("StatementWithEmptyBody")
     @Override
     public boolean onNavigationItemSelected(MenuItem item) {
         // Handle navigation view item clicks here.
         int id = item.getItemId();
-
         if (id == R.id.nav_new) {
             OnFileNew();
         } else if (id == R.id.nav_open) {
@@ -390,7 +388,7 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
 
         }
 
-        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
+        DrawerLayout drawer = findViewById(R.id.drawer_layout);
         drawer.closeDrawer(GravityCompat.START);
         return true;
     }
@@ -546,19 +544,25 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
         ensureDocumentSaved(new Runnable() {
             @Override
             public void run() {
-                final String[] kmlScriptTitles = new String[kmlScripts.size()];
+                final int lastIndex = kmlScripts.size();
+                final String[] kmlScriptTitles = new String[lastIndex + 1];
                 for (int i = 0; i < kmlScripts.size(); i++)
                     kmlScriptTitles[i] = kmlScripts.get(i).title;
+                kmlScriptTitles[lastIndex] = getResources().getString(R.string.load_custom_kml);
                 new AlertDialog.Builder(MainActivity.this)
-                        .setTitle("Pick a calculator")
+                        .setTitle(getResources().getString(R.string.pick_calculator))
                         .setItems(kmlScriptTitles, new DialogInterface.OnClickListener() {
                             @Override
                             public void onClick(DialogInterface dialog, int which) {
-                                String kmlScriptFilename = kmlScripts.get(which).filename;
-                                NativeLib.onFileNew(kmlScriptFilename);
-                                displayFilename("");
-                                showKMLLog();
-                                updateNavigationDrawerItems();
+                                if(which == lastIndex) {
+
+                                } else {
+                                    String kmlScriptFilename = kmlScripts.get(which).filename;
+                                    NativeLib.onFileNew(kmlScriptFilename);
+                                    displayFilename("");
+                                    showKMLLog();
+                                    updateNavigationDrawerItems();
+                                }
                             }
                         }).show();
             }
diff --git a/app/src/main/res/menu/activity_main_drawer.xml b/app/src/main/res/menu/activity_main_drawer.xml
index 73c67b6..52c5a6a 100644
--- a/app/src/main/res/menu/activity_main_drawer.xml
+++ b/app/src/main/res/menu/activity_main_drawer.xml
@@ -124,39 +124,39 @@ info *action
             <item
                 android:id="@+id/nav_reset_calculator"
                 android:icon="@drawable/ic_refresh_black_24dp"
-                android:title="Reset Calculator" />
+                android:title="@string/nav_reset_calculator" />
             <item
                 android:id="@+id/nav_backup_save"
                 android:icon="@drawable/ic_playlist_add_black_24dp"
-                android:title="Save Backup" />
+                android:title="@string/nav_save_backup" />
             <item
                 android:id="@+id/nav_backup_restore"
                 android:icon="@drawable/ic_playlist_play_black_24dp"
-                android:title="Restore Backup" />
+                android:title="@string/nav_restore_backup" />
             <item
                 android:id="@+id/nav_backup_delete"
                 android:icon="@drawable/ic_remove_black_24dp"
-                android:title="Delete Backup" />
+                android:title="@string/nav_delete_backup" />
         </menu>
     </item>
-    <item android:title="View">
+    <item android:title="@string/nav_view">
         <menu>
             <item
                 android:id="@+id/nav_change_kml_script"
                 android:icon="@drawable/ic_wallpaper_black_24dp"
-                android:title="Change KML Script..." />
+                android:title="@string/nav_change_kml_script" />
         </menu>
     </item>
-    <item android:title="Help">
+    <item android:title="@string/nav_help">
         <menu>
             <item
                 android:id="@+id/nav_help"
                 android:icon="@drawable/ic_help_black_24dp"
-                android:title="Help" />
+                android:title="@string/nav_item_help" />
             <item
                 android:id="@+id/nav_about"
                 android:icon="@drawable/ic_info_black_24dp"
-                android:title="About Emu48..." />
+                android:title="@string/nav_about" />
         </menu>
     </item>
 </menu>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 6300b13..b4ecc71 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -16,12 +16,12 @@
     <!-- PaintByNumber Activity -->
 
     <string name="app_name">Emu48 for Android</string>
+    <string name="action_settings">Settings</string>
     <string name="navigation_drawer_open">Open navigation drawer</string>
     <string name="navigation_drawer_close">Close navigation drawer</string>
     <string name="nav_header_title">Emu48 for Android</string>
     <string name="nav_header_subtitle">android.studio@android.com</string>
     <string name="nav_header_desc">Navigation header</string>
-    <string name="action_settings">Settings</string>
     <string name="nav_new">New...</string>
     <string name="nav_open">Open...</string>
     <string name="nav_save">Save</string>
@@ -34,6 +34,17 @@
     <string name="nav_recents">Recent</string>
     <string name="nav_edit">Edit</string>
     <string name="nav_paste_stack">Paste Stack</string>
+    <string name="nav_reset_calculator">Reset Calculator</string>
+    <string name="nav_save_backup">Save Backup</string>
+    <string name="nav_restore_backup">Restore Backup</string>
+    <string name="nav_delete_backup">Delete Backup</string>
+    <string name="nav_view">View</string>
+    <string name="nav_change_kml_script">Change KML Script...</string>
+    <string name="nav_help">Help</string>
+    <string name="nav_item_help">Help</string>
+    <string name="nav_about">About Emu48...</string>
+    <string name="load_custom_kml">Custom KML script...</string>
+    <string name="pick_calculator">Pick a calculator</string>
 
 
 </resources>