<!--My Add-->
<s:Rect id="widgetBack"
bottom="0"
left="0"
visible.closed="false"
includeInLayout.closed="false"
visible.minimized="false"
includeInLayout.minimized="false"
width="155"
height="128"
alpha="0.6"
radiusX="5"
radiusY="5">
<s:fill>
<s:BitmapFill source="@Embed('assets/images/widgetBack.png')" smooth="true" />
</s:fill>
</s:Rect>
<!--End My Add-->
Daniel,
All you would have to do is make a copy of the widgetTemplateSkin and call it something else add the code I provided and then in the widget you want to use that skin just add the skinclass attribute to the WidgetTemplate element.