diff --git a/src/org/hwo/models/TableMapper/TableMapper.java b/src/org/hwo/models/TableMapper/TableMapper.java
index c84423d..9041892 100644
--- a/src/org/hwo/models/TableMapper/TableMapper.java
+++ b/src/org/hwo/models/TableMapper/TableMapper.java
@@ -453,7 +453,7 @@ public class TableMapper extends AbstractTableModel
 		this.sortingEnabled = sortingEnabled;
 		initializeJTable();
 	}
-
+	
 	public TableMapperColorSourceInterface getColorSourceInterface() {
 		return colorSourceInterface;
 	}
diff --git a/src/org/hwo/ui/dialog/SerialPortChooser.java b/src/org/hwo/ui/dialog/SerialPortChooser.java
index c5f5041..d246420 100644
--- a/src/org/hwo/ui/dialog/SerialPortChooser.java
+++ b/src/org/hwo/ui/dialog/SerialPortChooser.java
@@ -33,6 +33,7 @@ public class SerialPortChooser extends JDialog {
 	{
 		return execute(null);
 	}
+
 	public static NewSerialPort execute(Component parent,String selectedPortName)
 	{
 		SerialPortChooser spc = new SerialPortChooser();
@@ -43,6 +44,9 @@ public class SerialPortChooser extends JDialog {
 		if (selectedPortName != null)
 			spc.setSelectedSerialPort(selectedPortName);
 		
+		if (parent != null)
+			spc.setLocationRelativeTo(parent);
+		
 		spc.setVisible(true);
 		
 		return spc.getSelectedSerialPort();