release notes + welcome window

res/layout/calc_multiplication_button.xml

@@ -12,7 +12,7 @@
 													   a:text="×"
 													   c:textUp="^"
 													   c:textDown="^2"
+													   c:textLeft="PI"
 													   style="?digitButtonStyle"
 													   c:directionTextScale="0.5"
-
 													   a:onClick="digitButtonClickHandler"/>

res/layout/release_notes.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!--
+  ~ Copyright (c) 2009-2011. Created by serso aka se.solovyev.
+  ~ For more information, please, contact se.solovyev@gmail.com
+  ~ or visit http://se.solovyev.org
+  -->
+
+<LinearLayout xmlns:a="http://schemas.android.com/apk/res/android"
+			  a:orientation="vertical"
+			  a:layout_width="fill_parent"
+			  a:layout_height="fill_parent"
+			  a:background="#ff000000">
+
+	<TextView
+			a:id="@+id/releaseNotesTextView"
+			a:layout_height="fill_parent"
+			a:layout_width="fill_parent"
+			a:layout_weight="1"
+			a:gravity="top|left"
+			a:scrollbars="vertical"
+			style="@style/about_style"/>
+
+	<!--
+			a:scrollbarFadeDuration="0" is not support in  android_1.6_compatibility
+			-->
+
+</LinearLayout>