/indra/newview/skins/default/xui/en/widgets/slider_bar.xml

 1<?xml version="1.0" encoding="utf-8" standalone="yes" ?>
 2<!--All horizontal sliders are configured to have no highlighted track. See EXT-5939. -->
 3<slider_bar follows="left|top"
 4            track_color="SliderTrackColor"
 5            thumb_outline_color="SliderThumbOutlineColor"
 6            thumb_center_color="SliderThumbCenterColor"
 7            thumb_image="SliderThumb_Off"
 8            thumb_image_pressed="SliderThumb_Press"
 9            thumb_image_disabled="SliderThumb_Disabled"
10            track_image_horizontal="SliderTrack_Horiz"
11            track_image_vertical="SliderTrack_Vert"
12            track_highlight_horizontal_image="transparent.j2c"
13            track_highlight_vertical_image="SliderTrack_Vert"
14         font="SansSerif"  />