diff --git a/sample/com/xeiam/examples/Example2.java b/sample/com/xeiam/examples/Example2.java
index a74959330b6aeeaecc0ce462ac5ce1c91bfcfe3b..035dfb93519b955e1cb5c73afb8124d489123706 100644
--- a/sample/com/xeiam/examples/Example2.java
+++ b/sample/com/xeiam/examples/Example2.java
@@ -29,35 +29,35 @@ import com.xeiam.xcharts.series.SeriesMarker;
  */
 public class Example2 {
 
-    public static void main(String[] args) {
-
-        // generates sine data
-        int size = 30;
-        double[] xData1 = new double[size + 1];
-        double[] yData1 = new double[size + 1];
-        for (int i = 0; i <= size; i++) {
-            double radians = (Math.PI / (size / 2) * i);
-            xData1[i] = i - size / 2;
-            yData1[i] = size * Math.sin(radians);
-        }
-
-        // Create Chart
-        Chart chart = new Chart(440, 300);
-
-        // Customize Chart
-        chart.setChartTitleVisible(false);
-        chart.setChartLegendVisible(false);
-        chart.setAxisTitlesVisible(false);
-
-        // Series 1
-        Series series1 = chart.addSeries("y=sin(x)", xData1, yData1);
-        series1.setLineColor(SeriesColor.PURPLE);
-        series1.setLineStyle(SeriesLineStyle.DASH_DASH);
-        series1.setMarkerColor(SeriesColor.GREEN);
-        series1.setMarker(SeriesMarker.SQUARE);
-
-        SwingWrapper swingHelper = new SwingWrapper(chart);
-        swingHelper.displayChart();
+  public static void main(String[] args) {
+
+    // generates sine data
+    int size = 30;
+    double[] xData1 = new double[size + 1];
+    double[] yData1 = new double[size + 1];
+    for (int i = 0; i <= size; i++) {
+      double radians = (Math.PI / (size / 2) * i);
+      xData1[i] = i - size / 2;
+      yData1[i] = size * Math.sin(radians);
     }
 
+    // Create Chart
+    Chart chart = new Chart(440, 300);
+
+    // Customize Chart
+    chart.setChartTitleVisible(false);
+    chart.setChartLegendVisible(false);
+    chart.setAxisTitlesVisible(false);
+
+    // Series 1
+    Series series1 = chart.addSeries("y=sin(x)", xData1, yData1);
+    series1.setLineColor(SeriesColor.PURPLE);
+    series1.setLineStyle(SeriesLineStyle.DASH_DASH);
+    series1.setMarkerColor(SeriesColor.GREEN);
+    series1.setMarker(SeriesMarker.SQUARE);
+
+    SwingWrapper swingHelper = new SwingWrapper(chart);
+    swingHelper.displayChart();
+  }
+
 }
diff --git a/sample/com/xeiam/examples/Example3.java b/sample/com/xeiam/examples/Example3.java
index 293ac651914bb6f5303440710b450fdb1f4fcf89..7ec3b343d458b84f263b56bcc3d75ca62ac333c2 100644
--- a/sample/com/xeiam/examples/Example3.java
+++ b/sample/com/xeiam/examples/Example3.java
@@ -25,34 +25,34 @@ import com.xeiam.xcharts.Chart;
  */
 public class Example3 {
 
-    public static void main(String[] args) {
+  public static void main(String[] args) {
 
-        // Create Chart
-        Chart chart = new Chart(700, 500);
+    // Create Chart
+    Chart chart = new Chart(700, 500);
 
-        for (int i = 1; i <= 14; i++) {
+    for (int i = 1; i <= 14; i++) {
 
-            // generates linear data
-            int b = 20;
-            double[] xData = new double[b + 1];
-            double[] yData = new double[b + 1];
-            for (int x = 0; x <= b; x++) {
-                xData[x] = 2 * x - b;
-                yData[x] = 2 * i * x - i * b;
-            }
+      // generates linear data
+      int b = 20;
+      double[] xData = new double[b + 1];
+      double[] yData = new double[b + 1];
+      for (int x = 0; x <= b; x++) {
+        xData[x] = 2 * x - b;
+        yData[x] = 2 * i * x - i * b;
+      }
 
-            // Customize Chart
-            chart.setChartTitle("Sample Chart");
-            chart.setXAxisTitle("X");
-            chart.setYAxisTitle("Y");
+      // Customize Chart
+      chart.setChartTitle("Sample Chart");
+      chart.setXAxisTitle("X");
+      chart.setYAxisTitle("Y");
 
-            String seriesName = "y=" + 2 * i + "x-" + i * b + "b";
-            chart.addSeries(seriesName, xData, yData);
+      String seriesName = "y=" + 2 * i + "x-" + i * b + "b";
+      chart.addSeries(seriesName, xData, yData);
 
-        }
-
-        SwingWrapper swingHelper = new SwingWrapper(chart);
-        swingHelper.displayChart();
     }
 
+    SwingWrapper swingHelper = new SwingWrapper(chart);
+    swingHelper.displayChart();
+  }
+
 }