diff --git a/README.md b/README.md
index 4d9c14f..04f2338 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
 # ProcessingSwingDemo
 
+A way to integrate Swing and Processing. Seems to be deprecated but an interesting entry point for rapid prototyping of applications.
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diff --git a/core-2.2.1.jar b/core-2.2.1.jar
new file mode 100644
index 0000000..0ab6130
Binary files /dev/null and b/core-2.2.1.jar differ
diff --git a/src/GUI.java b/src/GUI.java
new file mode 100644
index 0000000..49cb672
--- /dev/null
+++ b/src/GUI.java
@@ -0,0 +1,23 @@
+import java.awt.Dimension;
+import java.awt.Toolkit;
+
+import javax.swing.*;
+
+public class GUI extends JFrame{
+	private ShakerPanel myShakerPanel;
+	
+	public GUI() {
+		setDefaultCloseOperation(EXIT_ON_CLOSE);
+		myShakerPanel = new ShakerPanel();
+		myShakerPanel.init();
+		this.add(myShakerPanel);
+	}
+	public static void main(String[] args) {
+		GUI mainPanel = new GUI();
+		
+		mainPanel.pack();
+		//mainPanel.setSize(400, 400);
+		mainPanel.setResizable(false);
+		mainPanel.setVisible(true);
+    }
+}
diff --git a/src/ShakerController.java b/src/ShakerController.java
new file mode 100644
index 0000000..605adb0
--- /dev/null
+++ b/src/ShakerController.java
@@ -0,0 +1,76 @@
+import java.awt.*;
+import java.awt.event.*;
+
+import javax.swing.*;
+
+public class ShakerController extends JFrame {
+
+	private ShakerPanel myShakerPanel;
+	private JTextField myShiftField;
+	private JButton myStartButton, myPauseButton;
+	
+	// continued from previous slide
+			class StartButtonListener implements ActionListener {
+				@Override
+				public void actionPerformed(ActionEvent ae) {
+					myShakerPanel.setRunning(true);
+					myStartButton.setEnabled(false);
+					myPauseButton.setEnabled(true);
+				}
+			}
+			
+			class PauseButtonListener implements ActionListener {
+				@Override
+				public void actionPerformed(ActionEvent ae) {
+					myShakerPanel.setRunning(false);
+					myStartButton.setEnabled(true);
+					myPauseButton.setEnabled(false);
+				}
+			}
+
+			class ShiftFieldListener implements ActionListener {
+				@Override
+				public void actionPerformed(ActionEvent ae) {
+					try {
+					     myShakerPanel.setShift(Integer.parseInt(myShiftField.getText()));
+					} catch (Exception e) {
+						myShiftField.setText("Invalid shift value. Please try again.");
+					}			
+				}
+			}
+
+	public ShakerController() {
+		setTitle("Shaker");
+		setDefaultCloseOperation(EXIT_ON_CLOSE);
+		setLayout(new BorderLayout());
+
+		myShakerPanel = new ShakerPanel();
+		myShakerPanel.init();
+		add(myShakerPanel, BorderLayout.NORTH);
+
+		// a control panel
+		JPanel controlPanel = new JPanel(new FlowLayout());
+		myStartButton = new JButton("Start");
+		myStartButton.setEnabled(false);
+		myStartButton.addActionListener(new StartButtonListener());
+		controlPanel.add(myStartButton);
+		myPauseButton = new JButton("Pause");
+		myPauseButton.setEnabled(true);
+		myPauseButton.addActionListener(new PauseButtonListener());
+		controlPanel.add(myPauseButton);
+		controlPanel.add(new JLabel("Shift factor:"));
+		myShiftField = new JTextField(3);
+		myShiftField.setText(String.format("%d", myShakerPanel.getShift()));
+		controlPanel.add(myShiftField);
+		myShiftField.addActionListener(new ShiftFieldListener());
+		add(controlPanel, BorderLayout.CENTER);
+	}
+
+		public static void main(String[] args) {
+			ShakerController controller = new ShakerController();
+			controller.setResizable(false);
+			controller.pack();
+			controller.setVisible(true);
+		}
+	} // closes ShakerController class declaration
+		
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diff --git a/src/ShakerPanel.java b/src/ShakerPanel.java
new file mode 100644
index 0000000..085bf2d
--- /dev/null
+++ b/src/ShakerPanel.java
@@ -0,0 +1,57 @@
+import processing.core.PApplet;
+
+/**
+ * ShakerPanel1 is a simple Java encapsulation of a shaker animation from Processing. 
+ * It draws a shaking circle and allows the user to reposition the circle using a mouse click.
+ * 
+ * @author kvlinden
+ * @version Fall, 2009
+ */
+public class ShakerPanel extends PApplet {
+
+	private static final int SIZE = 300;
+	private int myX, myY, myShift;
+	private boolean myRunningStatus;
+
+	//constructor
+	public ShakerPanel() {
+		myX = myY = SIZE / 2;
+		myShift = 10;
+		myRunningStatus = true;
+	}
+	
+	public void setup() {
+		size(SIZE, SIZE);
+		smooth();
+		background(255);
+	}
+
+	public void draw() {
+		if (myRunningStatus) {
+			background(255);
+			strokeWeight(2);
+			ellipse(myX + random(-myShift / 2, myShift / 2), 
+				myY + random(-myShift / 2, myShift / 2), 50, 50);
+		}
+	}
+
+	public void mousePressed() {
+		myX = mouseX;
+		myY = mouseY;
+	}
+	
+	public int getShift() {
+		return myShift;
+	}
+
+	public void setShift(int shift) throws Exception {
+		if (shift < 0) {
+			throw new Exception("invalid shift value: " + shift);
+		}
+		myShift = shift;
+	}
+
+	public void setRunning(boolean status) {
+		myRunningStatus = status;
+	}
+}
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