1. 2007-05-19 [Bug 145685] Setting overlapping of tracks a Oliver Zimmerman 2. 2007-05-19 [Bug 145685] Setting overlapping of tracks a Oliver Zimmerman 3. 2007-05-19 [Bug 145685] Setting overlapping of tracks a Mark Kretschmann 4. 2007-05-19 [Bug 145685] Setting overlapping of tracks a Mark Kretschmann