--- a/src/myVncClient/CuiMyVncClient.java	Sat Aug 06 23:34:37 2011 +0900
+++ b/src/myVncClient/CuiMyVncClient.java	Sun Aug 07 04:22:07 2011 +0900
@@ -9,7 +9,7 @@
 import myVncClient.AcceptThread;
 import myVncClient.OptionsNoFrame;
 
-public class CuiMyVncClient implements InterfaceForViewer, java.lang.Runnable {
+public class CuiMyVncClient implements InterfaceForViewer {
 
 	public static void main(String[] argv) {
 		CuiMyVncClient v = new CuiMyVncClient();
@@ -75,6 +75,7 @@
 	String parent, treenum;
 	private String leaderflag;
 	boolean runflag = false;
+	boolean first = true;
 
 	EchoClient echo;
 
@@ -95,7 +96,13 @@
 	//
 
 	public void init(EchoClient value) {
-
+		Random rnd = new Random();
+		long ran = rnd.nextInt(5000);
+		try {
+			Thread.sleep(ran);
+		} catch (InterruptedException e1) {
+			e1.printStackTrace();
+		}
 		// readParameters();
 
 		readParameters(value);
@@ -133,7 +140,12 @@
 	public void run() {
 
 		try {
-			connectAndAuthenticate();
+			if (first) {
+				connectAndAuthenticate();
+				first = false;
+			}else {
+				reConnectAndAuthenticate();
+			}
 			accThread = new Thread(new AcceptThread(rfb, 5999));
 			accThread.start();
 			doProtocolInitialisation();
@@ -153,10 +165,11 @@
 			 */
 
 			int counter = 0;
-			// window を消してnullを突っ込んでGCで削除させる。
+
 			/*
-			 * vncFrame.setVisible(false); vncFrame = null;
-			 */
+  			vncFrame.setVisible(false); 
+			 vncFrame.dispose();
+*/			 
 			while (true) {
 				/**
 				 * if my last node case reconnectoion stop
@@ -177,19 +190,18 @@
 				echo.openport();
 				// runflag = echo.losthost();
 				if (echo.losthost()) {
-					break;
+					return;
 				}
 				counter++;
 			}
 
 			// System.exit(0);
-		} catch (Exception e) {
+		}catch (Exception e) {
 			System.out.println(e);
 			System.exit(0);
 		}
-
-		try {
-
+		try{
+			
 			processNormalProtocol();// main loop
 
 		} catch (NoRouteToHostException e) {
@@ -316,6 +328,54 @@
 		}
 	}
 
+	
+	
+	void reConnectAndAuthenticate() throws Exception {
+		showConnectionStatus("Initializing...");
+
+		showConnectionStatus("Connecting to " + host + ", port " + port + "...");
+
+		rfb.changeParent(host, port);
+
+		showConnectionStatus("Connected to server");
+
+		rfb.readVersionMsg();
+		showConnectionStatus("RFB server supports protocol version "
+				+ rfb.serverMajor + "." + rfb.serverMinor);
+
+		rfb.writeVersionMsg();
+		showConnectionStatus("Using RFB protocol version " + rfb.clientMajor
+				+ "." + rfb.clientMinor);
+
+		int secType = rfb.negotiateSecurity();
+		int authType;
+		if (secType == RfbProto.SecTypeTight) {
+			showConnectionStatus("Enabling TightVNC protocol extensions");
+			rfb.setupTunneling();
+			authType = rfb.negotiateAuthenticationTight();
+		} else {
+			authType = secType;
+		}
+
+		switch (authType) {
+		case RfbProto.AuthNone:
+			showConnectionStatus("No authentication needed");
+			rfb.authenticateNone();
+			break;
+		case RfbProto.AuthVNC:
+			showConnectionStatus("Performing standard VNC authentication");
+			if (passwordParam != null) {
+				rfb.authenticateVNC(passwordParam);
+			} else {
+				String pw = askPassword();
+				rfb.authenticateVNC(pw);
+			}
+			break;
+		default:
+			throw new Exception("Unknown authentication scheme " + authType);
+		}
+	}	
+
 	//
 	// Show a message describing the connection status.
 	// To hide the connection status label, use (msg == null).