Background-Bitmap-Handle
This property identifies the bitmap handle to an image that will be used instead of Background-Color. To obtain a bitmap handle use the W$BITMAP library routine with the WBITMAP-LOAD op-code.
 
Example - Define a scroll-pane control with background image
working-storage section.
...
77 watermark-jpg pic s9(9comp-4.
...
screen section.
...
  03 screen-1-sp-1 Scroll-pane
     line 33.1
     column 12.8
     size 38.2 cells 
     lines 3.0 cells 
     background-bitmap-handle watermark-jpg
     background-bitmap-scale 0
     .