diff -Nurb b/src/mainwidgetimpl.cpp n/src/mainwidgetimpl.cpp
--- b/src/mainwidgetimpl.cpp	2004-11-13 17:45:01.235503000 +0100
+++ n/src/mainwidgetimpl.cpp	2004-11-13 18:24:59.813863912 +0100
@@ -684,3 +684,9 @@
 {
 	parent->statusBar()->message(str);
 }
+
+void MainWidgetImpl::byebye()
+{
+	//cerr << "in MainWidgetImpl::byebye()" << endl;
+	parent->close();
+}
diff -Nurb b/src/mainwidgetimpl.h n/src/mainwidgetimpl.h
--- b/src/mainwidgetimpl.h	2004-11-13 17:45:01.236503000 +0100
+++ n/src/mainwidgetimpl.h	2004-11-13 18:14:59.982052208 +0100
@@ -79,6 +79,7 @@
 	void redo();
 	void addNewKey();
 	void deleteKey();
+	void byebye();
 	
 private:
 	void fillUpKeyTree(::Key *root, QListViewItem *item);
diff -Nurb b/src/mainwindowimpl.cpp n/src/mainwindowimpl.cpp
--- b/src/mainwindowimpl.cpp	2004-11-13 17:45:01.237502000 +0100
+++ n/src/mainwindowimpl.cpp	2004-11-13 18:24:49.578419936 +0100
@@ -38,6 +38,7 @@
 #include <qaction.h>
 #include <qkeysequence.h>
 #include <qstatusbar.h>
+#include <qapplication.h>
 
 MainWindowImpl::MainWindowImpl (QWidget *parent, const char *name, WFlags fl)
 : QMainWindow(parent, name, fl)
@@ -56,6 +57,7 @@
 	connect(redo, SIGNAL(activated()), mainWidget, SLOT(redo()));
 	connect(del, SIGNAL(activated()), mainWidget, SLOT(deleteKey()));
 	connect(newkey, SIGNAL(activated()), mainWidget, SLOT(addNewKey()));
+	connect(quit, SIGNAL(activated()), mainWidget, SLOT(byebye()));
 	
 	show();
 }
@@ -186,6 +188,7 @@
 	
 	kdbClose();
 	
+	//cerr << "in MainWindowImpl::closeEvent(QCloseEvent *e)" << endl;
 	QMainWindow::closeEvent(e);
 }
 
@@ -275,12 +278,14 @@
 	QPixmap reloadIcon(iconDir + "/reload.png");
 	QPixmap undoIcon(iconDir + "/undo.png");
 	QPixmap redoIcon(iconDir + "/redo.png");
+	QPixmap quitIcon(iconDir + "/exit.png");
 	
 	newkey = new QAction(QString("add new key to kdb"), QIconSet(newIcon), QString("new key"), QKeySequence(CTRL + Key_N), this, "newkey action");
 	del = new QAction(QString("delete key from kdb"), QIconSet(delIcon), QString("delet key"), QKeySequence(Key_Delete), this, "delete action");
 	reload = new QAction(QString("load the kdb"), QIconSet(reloadIcon), QString("refresh"), QKeySequence(Key_F5), this, "refresh action");
 	undo = new QAction(QString("undo last modification"), QIconSet(undoIcon), QString("undo"), QKeySequence(CTRL + Key_Z), this, "undo action");
 	redo = new QAction(QString("redo last modification"), QIconSet(redoIcon), QString("redo"), QKeySequence(CTRL + Key_R), this, "redo action");
+	quit = new QAction(QString("quit"), QIconSet(quitIcon), QString("quit"), QKeySequence(CTRL + Key_Q), this, "quit action");
 	
 	newkey->addTo(editToolBar);
 	del->addTo(editToolBar);
@@ -288,6 +293,8 @@
 	reload->addTo(editToolBar);	
 	undo->addTo(editToolBar);
 	redo->addTo(editToolBar);
+	editToolBar->addSeparator();
+	quit->addTo(editToolBar);
 	
 	newkey->setEnabled(false);
 	del->setEnabled(false);
diff -Nurb b/src/mainwindowimpl.h n/src/mainwindowimpl.h
--- b/src/mainwindowimpl.h	2004-08-07 19:57:01.000000000 +0200
+++ n/src/mainwindowimpl.h	2004-11-13 17:45:45.894714000 +0100
@@ -57,6 +57,7 @@
 	QAction *reload;
 	QAction *del;
 	QAction *newkey;
+	QAction *quit;
 };
  
 #endif