diff --git a/graphwidget.cpp b/graphwidget.cpp
index b2565e4..558a6b4 100644
--- a/graphwidget.cpp
+++ b/graphwidget.cpp
@@ -2,7 +2,8 @@
 
 #include <QDebug>
 #include <QStatusBar>
-
+#include <QMessageBox>
+#include <QFileDialog>
 
 #include "node.h"
 #include "edge.h"
@@ -10,7 +11,7 @@
 #include "mainwindow.h"
 
 
-GraphWidget::GraphWidget(QWidget *parent) :
+GraphWidget::GraphWidget(MainWindow *parent) :
     QGraphicsView(parent),
     m_parent(parent),
     m_activeNode(0),
@@ -18,7 +19,8 @@ GraphWidget::GraphWidget(QWidget *parent) :
     m_hintNode(0),
     m_editingNode(false),
     m_edgeAdding(false),
-    m_edgeDeleting(false)
+    m_edgeDeleting(false),
+    m_contentChanged(false)
 {
     m_scene = new QGraphicsScene(this);
     m_scene->setItemIndexMethod(QGraphicsScene::NoIndex);
@@ -30,13 +32,14 @@ GraphWidget::GraphWidget(QWidget *parent) :
     setTransformationAnchor(AnchorUnderMouse);
     setMinimumSize(400, 400);
 
-    Node *node1 = new Node(this);
-    node1->setHtml(QString("<img src=:/heart.svg width=40 height=40></img>"));
-    m_scene->addItem(node1);
-    node1->setPos(-10, -10);
-    node1->setBorder(false);
-    m_nodeList.append(node1);
+//    Node *node1 = new Node(this);
+//    node1->setHtml(QString("<img src=:/heart.svg width=40 height=40></img>"));
+//    m_scene->addItem(node1);
+//    node1->setPos(-10, -10);
+//    node1->setBorder(false);
+//    m_nodeList.append(node1);
 
+    /*
     Node *node2 = new Node(this);
     node2->setHtml(QString("work: <a href=www.hup.hu>hup.hu</a>"));
     m_scene->addItem(node2);
@@ -116,10 +119,90 @@ GraphWidget::GraphWidget(QWidget *parent) :
     m_scene->addItem(new Edge(node5, node7));
     m_scene->addItem(new Edge(node2, node8));
     m_scene->addItem(new Edge(node2, node9));
+    */
 
+//    m_activeNode = m_nodeList.first();
+//    m_activeNode->setActive();
+
+    //addFirstNode();
+
+    /// @todo open file somewhere
+}
+
+void GraphWidget::newFile()
+{
+    removeAllNodes();
+
+    addFirstNode();
+
+    this->show();
+}
+
+void GraphWidget::closeFile()
+{
+    m_contentChanged = true;
+
+    if (m_contentChanged)
+    {
+
+        int ret = QMessageBox::warning(
+                    this,
+                    tr("QtMindMap - The document has been modified"),
+                    m_parent->getFileName().
+                    append("\n\n").
+                    append(tr("Do you want to save your changes?")),
+                    QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel,
+                    QMessageBox::Save);
+
+        switch (ret) {
+        case QMessageBox::Save:
+            // Save was clicked
+        {
+            QString fileName = QFileDialog::getSaveFileName(
+                        this,
+                        tr("Save File"),
+                        QDir::homePath(),
+                        tr("Images (*.png *.xpm *.jpg)"));
+
+            qDebug() << fileName;
+
+            /// @todo save content to file
+
+            break;
+        }
+        case QMessageBox::Discard:
+            // Don't Save was clicked
+            removeAllNodes();
+            this->hide();
+            break;
+        case QMessageBox::Cancel:
+            // Cancel was clicked
+            return;
+        default:
+            // should never be reached
+            break;
+        }
+    }
+    else
+    {
+        removeAllNodes();
+        this->hide();
+    }
+}
+
+void GraphWidget::saveFile()
+{
+
+}
+
+void GraphWidget::saveFileAs()
+{
+
+}
+
+void GraphWidget::openFile()
+{
 
-    m_activeNode = m_nodeList.first();
-    m_activeNode->setActive();
 }
 
 QGraphicsScene *GraphWidget::getScene()
@@ -510,3 +593,24 @@ void GraphWidget::showNodeNumbers()
          showingNodeNumbersBeginWithNumber(m_hintNumber.toInt(), true);
      }
 }
+
+void GraphWidget::removeAllNodes()
+{
+    foreach(Node *node, m_nodeList) delete node;
+    m_nodeList.clear();
+    m_activeNode = 0;
+    m_hintNode = 0;
+}
+
+void GraphWidget::addFirstNode()
+{
+    Node *node1 = new Node(this);
+    node1->setHtml(QString("<img src=:/heart.svg width=40 height=40></img>"));
+    m_scene->addItem(node1);
+    node1->setPos(-10, -10);
+    node1->setBorder(false);
+    m_nodeList.append(node1);
+
+    m_activeNode = m_nodeList.first();
+    m_activeNode->setActive();
+}
diff --git a/graphwidget.h b/graphwidget.h
index 5102542..641c367 100644
--- a/graphwidget.h
+++ b/graphwidget.h
@@ -6,22 +6,32 @@
 #include <QKeyEvent>
 #include <QMovie>
 
+//#include "mainwindow.h"
 #include "node.h"
 
+class MainWindow;
 
 class GraphWidget : public QGraphicsView
 {
     Q_OBJECT
 
-
 public:
-    GraphWidget(QWidget *parent = 0);
+    GraphWidget(MainWindow *parent = 0);
+
     QGraphicsScene *getScene();
     void setActiveNode(Node *node);
     void insertNode();
     void setActiveNodeEditable();
     void nodeSelected(Node *node);
 
+public slots:
+
+    void newFile();
+    void closeFile();
+    void saveFile();
+    void saveFileAs();
+    void openFile();
+
 protected:
 
     void keyPressEvent(QKeyEvent *event);
@@ -40,9 +50,11 @@ private:
     qreal calculateBiggestAngle(Node *node);
     void addEdge(Node *source, Node *destination);
     void removeEdge(Node* source, Node *destination);
+    void removeAllNodes();
+    void addFirstNode();
 
     QList<Node *> m_nodeList;
-    QWidget *m_parent;
+    MainWindow *m_parent;
     Node *m_activeNode;
     QGraphicsScene *m_scene;
     bool m_showingNodeNumbers;
@@ -51,6 +63,7 @@ private:
     bool m_editingNode;
     bool m_edgeAdding;
     bool m_edgeDeleting;
+    bool m_contentChanged;
 };
 
 #endif // GRAPHWIDGET_H
diff --git a/main.cpp b/main.cpp
index fc6e1c6..33b9e09 100644
--- a/main.cpp
+++ b/main.cpp
@@ -22,7 +22,7 @@ int main(int argc, char *argv[])
     // translation
     QString locale = QLocale::system().name();
     QTranslator translator;
-    if (!translator.load(QString("qtmindmap_") + locale))
+    if (locale != "C" && !translator.load(QString("qtmindmap_") + locale))
     {
         std::cerr << "No translation file for locale: "
                   << locale.toStdString()
@@ -58,6 +58,9 @@ int main(int argc, char *argv[])
         systemtray.show();
     }
 
+    if (!argParser.filePath().isEmpty())
+        w.setFileName(argParser.filePath());
+
     if (!argParser.isShowMinimized()) w.show();
     return a.exec();
 }
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 1ab60e0..b922232 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -35,19 +35,22 @@ MainWindow::MainWindow(QWidget *parent) :
     m_ui(new Ui::MainWindow),
     m_aboutDialog(0)
 {
+    m_graphicsView = new GraphWidget(this);
+
     m_ui->setupUi(this);
-    connect(m_ui->actionNew, SIGNAL(activated()), this, SLOT(klakk()));
+    connect(m_ui->actionNew, SIGNAL(activated()), m_graphicsView, SLOT(newFile()));
     connect(m_ui->actionOpen, SIGNAL(activated()), this, SLOT(klakk()));
     connect(m_ui->actionSave, SIGNAL(activated()), this, SLOT(klakk()));
-    connect(m_ui->actionClose, SIGNAL(activated()), this, SLOT(klakk()));
+    connect(m_ui->actionClose, SIGNAL(activated()), m_graphicsView, SLOT(closeFile()));
     connect(m_ui->actionExport, SIGNAL(activated()), this, SLOT(exportScene()));
     connect(m_ui->actionQuit, SIGNAL(activated()), QApplication::instance(),
             SLOT(quit()));
     connect(m_ui->actionAbout_QtMindMap, SIGNAL(activated()), this,
             SLOT(about()));
 
-    m_graphicsView = new GraphWidget(this);
+
     setCentralWidget(m_graphicsView);
+    m_graphicsView->hide();
 }
 
 MainWindow::~MainWindow()
diff --git a/mainwindow.h b/mainwindow.h
index cd54171..3f80555 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -19,6 +19,8 @@ public:
     explicit MainWindow(QWidget *parent = 0);
     ~MainWindow();
      QStatusBar * getStatusBar();
+     QString getFileName() { return m_fileName; }
+     void setFileName(QString fileName) { m_fileName = fileName; }
 
 public slots:
     void klakk();
@@ -31,6 +33,7 @@ private:
     Ui::MainWindow *m_ui;
     AboutDialog *m_aboutDialog;
     GraphWidget *m_graphicsView;
+    QString m_fileName;
 
 };
 
diff --git a/mainwindow.ui b/mainwindow.ui
index 029f7d3..386e820 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -56,7 +56,7 @@
   <widget class="QStatusBar" name="statusBar"/>
   <action name="actionNew">
    <property name="enabled">
-    <bool>false</bool>
+    <bool>true</bool>
    </property>
    <property name="text">
     <string>&amp;New</string>
@@ -102,7 +102,7 @@
   </action>
   <action name="actionClose">
    <property name="enabled">
-    <bool>false</bool>
+    <bool>true</bool>
    </property>
    <property name="text">
     <string>&amp;Close</string>