diff --git a/src/Main.java b/src/Main.java
index 51b157b..c21df79 100644
--- a/src/Main.java
+++ b/src/Main.java
@@ -4,29 +4,24 @@
 import javax.swing.JFrame;
 import javax.swing.SwingUtilities;
 
+import frames.MainFrame;
 import panels.*;
 
 public class Main {
-
-	private static MainPanel posPane;
-
+	
+	// -------------------------------------------------------------------------
+	//
 	public static void main(String[] args) {
-		// TODO Auto-generated method stub
+
+		// -------------------------------------------------------------------------
+		//
 		SwingUtilities.invokeLater(new Runnable() {
 			public void run() {
-				JFrame mainFrame = new JFrame("ToDo���X�g");
-				mainFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
-
 				
-				// generate view
-				posPane = new MainPanel();
-				Container contentPane = mainFrame.getContentPane();
-				contentPane.add(posPane, BorderLayout.CENTER);
-				
-				//
-				mainFrame.pack();
-				mainFrame.setVisible(true);
+				// generate window
+				JFrame mainFrame = new MainFrame();
 			}
 		});
+		// -------------------------------------------------------------------------
 	}
 }