Chips-Rollover-Border-Width
This property allows you to set or retrieve the border width in pixels that chips assume when the mouse pointer hovers over them.
 
Example - Define a chips-box control whose chips become decorated on mouseover
screen section.
...
  03 screen-1-chip-1 Chips-Box
     line 35.5
     column 49.7
     size 13.1 cells 
     lines 4.6 cells 
     border-width 0
     chips-border-width 1
     id 19
     .