diff --git a/QtPyLoT.py b/QtPyLoT.py
index f8ec2e4e..e2dfcf55 100755
--- a/QtPyLoT.py
+++ b/QtPyLoT.py
@@ -362,10 +362,10 @@ class MainWindow(QMainWindow):
                                        QCoreApplication.instance().quit,
                                        QKeySequence.Close, quitIcon,
                                        "Close event and quit PyLoT")
-        self.parameterAction = self.createAction(self, "Pick Parameter",
-                                                 self.pickParameter,
+        self.parameterAction = self.createAction(self, "Parameter",
+                                                 self.setParameter,
                                                  None, QIcon(None),
-                                                 "Modify Picking Parameter")
+                                                 "Modify Parameter")
         self.filterAction = self.createAction(self, "&Filter ...",
                                               self.filterWaveformData,
                                               "Ctrl+F", filter_icon,
@@ -764,11 +764,46 @@ class MainWindow(QMainWindow):
             eventlist = [item for item in eventlist if item.split('/')[-1].startswith('e')
                          and len(item.split('/')[-1].split('.')) == 3
                          and len(item.split('/')[-1]) == 12]
+            if not eventlist:
+                print('No events found! Expected structure for event folders: [evID.DOY.YR]')
+                return
         else:
             return
         if not self.project:
             print('No project found.')
             return
+        
+        #get path from first event in list and split them
+        path = eventlist[0]
+        try:
+            dirs = {
+                'database': path.split('/')[-2],
+                'datapath': path.split('/')[-3],
+                'rootpath': os.path.join(*path.split('/')[:-3])
+                    }
+        except Exception as e:
+            dirs = {
+                'database': ''
+                'datapath': ''
+                'rootpath': ''
+                    }
+            print('Warning: Could not automatically init folder structure. ({})'.format(e))
+            
+        if not self.project.eventlist:
+            #init parameter object
+            self.setParameter(show=False)
+            #hide all parameter (show all needed parameter later)
+            self.paraBox.hide_parameter()
+            for directory in dirs.keys():
+                #set parameter
+                box = self.paraBox.boxes[directory]
+                self.paraBox.setValue(box, dirs[directory])
+                #show needed parameter in box
+                self.paraBox.show_parameter(directory)
+            dirs_box = self.paraBox.get_groupbox_exclusive('Directories')
+            if not dirs_box.exec_():
+                return
+        
         self.project.add_eventlist(eventlist)
         self.init_events()
         self.setDirty(True)
@@ -2273,12 +2308,13 @@ class MainWindow(QMainWindow):
             # self.closing.emit()
             # QMainWindow.closeEvent(self, event)
 
-    def pickParameter(self):
+    def setParameter(self, show=True):
         if not self.paraBox:
             self.paraBox = AutoPickParaBox(self._inputs)
             self.paraBox._apply.clicked.connect(self._setDirty)
-            self.paraBox._okay.clicked.connect(self._setDirty)            
-        self.paraBox.show()
+            self.paraBox._okay.clicked.connect(self._setDirty)
+        if show:
+            self.paraBox.show()
         
     def PyLoTprefs(self):
         if not self._props:
diff --git a/pylot/RELEASE-VERSION b/pylot/RELEASE-VERSION
index e1085601..d0508819 100644
--- a/pylot/RELEASE-VERSION
+++ b/pylot/RELEASE-VERSION
@@ -1 +1 @@
-ab97-dirty
+be46-dirty
diff --git a/pylot/core/util/widgets.py b/pylot/core/util/widgets.py
index 6fa70376..dcef3254 100644
--- a/pylot/core/util/widgets.py
+++ b/pylot/core/util/widgets.py
@@ -2152,16 +2152,21 @@ class AutoPickParaBox(QtGui.QWidget):
             layout.insertWidget(position, groupbox)
 
     def get_groupbox_exclusive(self, name):
-        widget = QtGui.QWidget(self, 1)
-        self._exclusive_widget = widget
+        dialog = QtGui.QDialog(self.parent())
+        buttonbox = QtGui.QDialogButtonBox(QDialogButtonBox.Ok |
+                                           QDialogButtonBox.Cancel)
+        self._exclusive_dialog = dialog
         layout = QtGui.QVBoxLayout()
-        button = QtGui.QPushButton('Okay')        
-        widget.setLayout(layout)
+        dialog.setLayout(layout)
         layout.addWidget(self.groupboxes[name])
-        layout.addWidget(button)
-        button.clicked.connect(widget.close)
-        button.clicked.connect(self.refresh)
-        return widget
+        layout.addWidget(buttonbox)
+        buttonbox.accepted.connect(dialog.accept)
+        buttonbox.accepted.connect(self.refresh)
+        buttonbox.accepted.connect(self.params_from_gui)
+        buttonbox.rejected.connect(dialog.reject)
+        buttonbox.rejected.connect(self.refresh)
+        buttonbox.rejected.connect(self.params_to_gui)
+        return dialog
         
     def add_to_layout(self, layout, name, items, position):
         groupbox = QtGui.QGroupBox(name)
@@ -2319,8 +2324,8 @@ class AutoPickParaBox(QtGui.QWidget):
     def show(self):
         self.refresh()
         self.show_parameter()
-        if hasattr(self, '_exclusive_widget'):
-            self._exclusive_widget.close()
+        if hasattr(self, '_exclusive_dialog'):
+            self._exclusive_dialog.close()
         QtGui.QWidget.show(self)
             
     def _warn(self, message):