Please see the most recent updates in the "Where did the .com name go?" thread. Posts number 16 and 17.
<Gauge Name="adf" Version="1.0">
<Image Name="adf_background.bmp"/>
<Element>
<Position X="0" Y="0"/>
<MaskImage Name="adf_needle_window.bmp">
<Axis X="117.5" Y="187.5"/>
</MaskImage>
<Image Name="adf_needle.bmp" PointsTo="South">
<Axis X="6" Y="139"/>
</Image>
<Rotate>
<!-- -360 degrees is straight ahead. Add 360 to get deviation L/R -->
<!-- 10 is left of station bearing. -10 is right of station bearing -->
<Value Minimum="-10" Maximum="10">(A:ADF Radial:1,degrees) 360 +</Value>
<Failures>
<SYSTEM_ELECTRICAL_PANELS Action="Freeze"/>
<SYSTEM_ELECTRICAL_AVIONICS Action="Freeze"/>
<GAUGE_ADF Action="Freeze"/>
</Failures>
<Nonlinearity>
<Item Value="-10" Degrees="67.5"/>
<Item Value="0" Degrees="90"/>
<Item Value="10" Degrees="112.5"/>
</Nonlinearity>
<Delay DegreesPerSecond="180"/>
</Rotate>
</Element>
<Mouse>
<Tooltip ID="TOOLTIPTEXT_ADF1_BEARING_TO_STATION"/>
</Mouse>
</Gauge>