%
% stack: press-val-name source-data
%
% set the splice markers for html and textbox data
%
 "<!--(" &3 &"-->" !start
 "<!--" &3 &")" &"-->" !end
 {
%
% stack: press-val-name source-data
%
  _start slice
%
% stack: press-val-name source-left source-remain
%
  _end slice

%
% stack: press-val-name source-left source-center source-right
%
  isnull ?

  pop2nd
  third \_
%
% stack: press-val-name source-left source-right new-center
%
  "<!--[" &5 &"-->" ^
  "<!--" &5 &"]" &"-->" &
  
  exch

%
% stack: press-val-name source-left new-center source-right
%
  & &
  
 } loop
%
% stack: press-val-name source-left source-center empty-right
%
 pop &
%
% stack: press-val-name source-data
%
 "**" &3 &"**" third \_ replall
%
% stack: press-val-name source-data
%