Index: sources/gui/qml/components/HeaderBar.qml
===================================================================
diff -u -r14da7bf5c12ad72f1a9442dd5d9a55ddf1ccc409 -r3f5610ec67ee479542e15e25286ce85b38871d64
--- sources/gui/qml/components/HeaderBar.qml	(.../HeaderBar.qml)	(revision 14da7bf5c12ad72f1a9442dd5d9a55ddf1ccc409)
+++ sources/gui/qml/components/HeaderBar.qml	(.../HeaderBar.qml)	(revision 3f5610ec67ee479542e15e25286ce85b38871d64)
@@ -18,9 +18,10 @@
         GradientStop { position: 0.8; color: Qt.darker (Colors.backgroundMain, 1.2) }
     }
 
-    function positionPopupXCoord ( button, dialog ) {
-        var globalPoint = button.mapToGlobal(button.width , 0);
-        return globalPoint.x - dialog.width
+    function openDialog ( button, dialog ) {
+        var globalPoint = button.mapToGlobal(button.width , 0); // get coordinate of button
+        dialog.x = globalPoint.x - dialog.width                 // position dialog
+        dialog.open()                                           // open dialog
     }
 
     Item { id: _dateTimeItem
@@ -130,7 +131,7 @@
             iconImageSource : "qrc:/images/iWifi"
             extraSpace      : _headerButtonRow.spacing
 
-            onPressed       : _wifiDialog.open()
+            onPressed       : openDialog(_wifiButton,  _wifiDialog)
         }
 
         IconButton { id  : _bluetoothButton
@@ -174,5 +175,5 @@
         }
     }
 
-    WiFiDialog { id: _wifiDialog;   x: positionPopupXCoord(_wifiButton, _wifiDialog) }
+    WiFiDialog      { id: _wifiDialog;      }
 }