If you are referring to getting rid of the rows having different colors, I think try these entries:
<element id="Content[TrackDetail].ListAlternating.
<element id="Content[TrackDetail].ListAlternating.
You have to match those with these entries:
<element id="Content[TrackDetail].Body.Default"
<element id="Content[TrackDetail].Body.Disabled"
For eg:
<element id="Content[TrackDetail].Body.Default" bg="248,250,245" fg="151,136,87" bdr="250,252,248" />
<element id="Content[TrackDetail].Body.Disabled" bg="248,250,245" fg="204,195,156" />
matches with
<element id="Content[TrackDetail].ListAlternating.Default" bg="248,250,245" fg="151,136,87" bdr="250,252,248" />
<element id="Content[TrackDetail].ListAlternating.Disabled" bg="248,250,245" fg="204,195,156" />