diff --git a/res/menu/options_map.xml b/res/menu/options_map.xml
index ca4ace0..19e7b95 100644
--- a/res/menu/options_map.xml
+++ b/res/menu/options_map.xml
@@ -43,9 +43,21 @@
 		android:title="@string/startlog"
 		android:alphabeticShortcut="t"
 		android:icon="@android:drawable/ic_menu_compass" />
+	<item android:id="@+id/singlebtn"
+		android:title="@string/singlelog"
+		android:alphabeticShortcut="s"
+		android:icon="@android:drawable/ic_menu_myplaces" />
+	<item android:id="@+id/clear"
+		android:title="@string/clear_log"
+		android:alphabeticShortcut="c"
+		android:icon="@android:drawable/ic_menu_delete" />
 	<item android:id="@+id/preferences"
 		android:title="@string/preferences"
 		android:alphabeticShortcut="p"
 		android:icon="@android:drawable/ic_menu_preferences" />
+	<item android:id="@+id/about"
+		android:title="@string/about"
+		android:alphabeticShortcut="a"
+		android:icon="@android:drawable/ic_menu_info_details" />
 </menu>
 
diff --git a/src/APRSdroid.scala b/src/APRSdroid.scala
index 49bf4c2..7dd9e18 100644
--- a/src/APRSdroid.scala
+++ b/src/APRSdroid.scala
@@ -19,8 +19,7 @@ import _root_.android.widget.TextView
 import _root_.android.widget.Toast
 import _root_.java.util.Date
 
-class APRSdroid extends Activity with OnClickListener
-		with DialogInterface.OnClickListener {
+class APRSdroid extends Activity with OnClickListener {
 	val TAG = "APRSdroid"
 
 	lazy val prefs = new PrefsWrapper(this)
@@ -76,15 +75,7 @@ class APRSdroid extends Activity with OnClickListener
 
 	override def onResume() {
 		super.onResume()
-		if (prefs.getBoolean("firstrun", true)) {
-			new AlertDialog.Builder(this).setTitle(getString(R.string.fr_title))
-				.setMessage(getString(R.string.fr_text))
-				.setIcon(android.R.drawable.ic_dialog_alert)
-				.setPositiveButton(android.R.string.ok, this)
-				.setNegativeButton(android.R.string.cancel, this)
-				.create.show
-			return
-		}
+		uihelper.checkFirstRun()
 		if (!uihelper.checkConfig())
 			return
 		setTitle(getString(R.string.app_name) + ": " + prefs.getCallSsid())
@@ -121,16 +112,6 @@ class APRSdroid extends Activity with OnClickListener
 		}
 	}
 
-	override def onClick(d : DialogInterface, which : Int) {
-		which match {
-		case DialogInterface.BUTTON_POSITIVE =>
-			prefs.prefs.edit().putBoolean("firstrun", false).commit();
-			uihelper.checkConfig()
-		case _ =>
-			finish()
-		}
-	}
-
 	override def onClick(view : View) {
 		Log.d(TAG, "onClick: " + view + "/" + view.getId)
 
diff --git a/src/UIHelper.scala b/src/UIHelper.scala
index 38c009d..0c6d597 100644
--- a/src/UIHelper.scala
+++ b/src/UIHelper.scala
@@ -8,11 +8,20 @@ import _root_.android.net.Uri
 import _root_.android.view.{LayoutInflater, Menu, MenuItem, View}
 import _root_.android.widget.Toast
 
-class UIHelper(ctx : Activity, menu_id : Int, prefs : PrefsWrapper) {
+class UIHelper(ctx : Activity, menu_id : Int, prefs : PrefsWrapper)
+	extends DialogInterface.OnClickListener {
+
+	var openedPrefs = false
 
 	def openPrefs(toastId : Int) {
-		ctx.startActivity(new Intent(ctx, classOf[PrefsAct]));
-		Toast.makeText(ctx, toastId, Toast.LENGTH_SHORT).show()
+		if (openedPrefs) {
+			// only open prefs once, exit app afterwards
+			ctx.finish()
+		} else {
+			ctx.startActivity(new Intent(ctx, classOf[PrefsAct]));
+			Toast.makeText(ctx, toastId, Toast.LENGTH_SHORT).show()
+			openedPrefs = true
+		}
 	}
 
 	def passcodeWarning(call : String, pass : String) {
@@ -36,6 +45,27 @@ class UIHelper(ctx : Activity, menu_id : Int, prefs : PrefsWrapper) {
 		}
 	}
 
+	def checkFirstRun() {
+		if (prefs.getBoolean("firstrun", true)) {
+			new AlertDialog.Builder(ctx).setTitle(ctx.getString(R.string.fr_title))
+				.setMessage(ctx.getString(R.string.fr_text))
+				.setIcon(android.R.drawable.ic_dialog_alert)
+				.setPositiveButton(android.R.string.ok, this)
+				.setNegativeButton(android.R.string.cancel, this)
+				.create.show
+			return
+		}
+	}
+	override def onClick(d : DialogInterface, which : Int) {
+		which match {
+		case DialogInterface.BUTTON_POSITIVE =>
+			prefs.prefs.edit().putBoolean("firstrun", false).commit();
+			checkConfig()
+		case _ =>
+			ctx.finish()
+		}
+	}
+
 	def checkConfig() : Boolean = {
 		val callsign = prefs.getCallsign()
 		val passcode = prefs.getPasscode()
@@ -55,7 +85,6 @@ class UIHelper(ctx : Activity, menu_id : Int, prefs : PrefsWrapper) {
 		true
 	}
 
-
 	def aboutDialog() {
 		val pi = ctx.getPackageManager().getPackageInfo(ctx.getPackageName(), 0)
 		val title = ctx.getString(R.string.ad_title, pi.versionName);
@@ -69,9 +98,6 @@ class UIHelper(ctx : Activity, menu_id : Int, prefs : PrefsWrapper) {
 			.create.show
 	}
 
-	def showFirstRunDialog() {
-	}
-
 	def onPrepareOptionsMenu(menu : Menu) : Boolean = {
 		val mi = menu.findItem(R.id.startstopbtn)
 		mi.setTitle(if (AprsService.running) R.string.stoplog else R.string.startlog)
@@ -113,11 +139,16 @@ class UIHelper(ctx : Activity, menu_id : Int, prefs : PrefsWrapper) {
 		case R.id.startstopbtn =>
 			val is_running = AprsService.running
 			if (!is_running) {
+				passcodeWarning(prefs.getCallsign(), prefs.getPasscode())
 				ctx.startService(AprsService.intent(ctx, AprsService.SERVICE))
 			} else {
 				ctx.stopService(AprsService.intent(ctx, AprsService.SERVICE))
 			}
 			true
+		case R.id.singlebtn =>
+			passcodeWarning(prefs.getCallsign(), prefs.getPasscode())
+			ctx.startService(AprsService.intent(ctx, AprsService.SERVICE_ONCE))
+			true
 		// quit the app
 		case R.id.quit =>
 			// XXX deprecated!