diff --git a/README.md b/README.md
index e8136a5..31e1244 100644
--- a/README.md
+++ b/README.md
@@ -91,6 +91,10 @@ void loop() {
 </code></pre>
 
 ## History
+**v1.13b: 13th June 2014 by JP Liew**
+* added Sine Wave Example
+* inserted license to example code
+
 **v1.12b: 11th June 2014 by JP Liew**
 * added comments for SparkFun Logo
 * added Rotating Cube example by Jim Lindblom @ SparkFun Electronics
diff --git a/examples/MicroViewDemo/MicroViewDemo.ino b/examples/MicroViewDemo/MicroViewDemo.ino
index e1747d8..de3d5ca 100644
--- a/examples/MicroViewDemo/MicroViewDemo.ino
+++ b/examples/MicroViewDemo/MicroViewDemo.ino
@@ -1,3 +1,20 @@
+/*
+	MicroView Arduino Library
+	Copyright (C) 2014 GeekAmmo
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
 #include <MicroView.h>
 #include <Time.h>
 
diff --git a/examples/MicroViewSineWave/MicroViewSineWave.ino b/examples/MicroViewSineWave/MicroViewSineWave.ino
new file mode 100644
index 0000000..41e6bd3
--- /dev/null
+++ b/examples/MicroViewSineWave/MicroViewSineWave.ino
@@ -0,0 +1,60 @@
+/*
+	MicroView Sine Wave Example
+	Copyright (C) 2014 GeekAmmo
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#include <MicroView.h>
+
+void setup() {
+  uView.begin();
+  uView.clear(PAGE);
+}
+
+void loop () {
+  int i;
+  float rad,srad, x,y;
+  int amp=20;
+  int nPhase=360;
+
+  for(i=0; i<nPhase;i++) {
+    x=i;
+    x=x*0.017453;
+    y= sin(x);
+    y=y*amp;  // amplitude
+    y=y+24;
+    x=(double)64/(double)nPhase;
+    x=x*i;
+    uView.pixel(x, y);
+    uView.display();
+  }
+
+  amp=10;
+  nPhase=3*360;
+  
+  for(i=0; i<nPhase;i++) {
+    x=i;
+    x=x*0.017453;
+    y= cos(x);
+    y=y*amp;  // amplitude
+    y=y+24;
+    x=(double)64/(double)nPhase;
+    x=x*i;
+    uView.pixel(x, y);
+  }
+
+  uView.display();
+  delay(1500);
+  uView.clear(PAGE);
+}
diff --git a/examples/MicroViewSlider/MicroViewSlider.ino b/examples/MicroViewSlider/MicroViewSlider.ino
index 3e295bf..da1411c 100644
--- a/examples/MicroViewSlider/MicroViewSlider.ino
+++ b/examples/MicroViewSlider/MicroViewSlider.ino
@@ -1,3 +1,20 @@
+/*
+	MicroView Arduino Library
+	Copyright (C) 2014 GeekAmmo
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
 #include <MicroView.h>
 
 MicroViewWidget *widget[4];		// declaring an array of 4 MicroViewWidget