PRO inserthistory,  base, text, line1, line2
;-------------------------------------------------------------
;
  compile_opt idl2, strictarrsubs
;
   widget_control,base, get_uvalue = top_uvalue
   globalcommand = extractatt(top_uvalue, 'globalcommand')
   *top_uvalue[1, findline(top_uvalue, 'globaloldcommand')] = globalcommand
;   for i = 0, n_elements(globalcommand)-1 do print, globalcommand[i]
; we insert text between line1 and line2
    index1 = where(globalcommand EQ line1) & index1 = index1[0]+1
    if index1  EQ -1 then begin
       rien = report(line1+' n''est pas trouve ds globalcommand')
       return
    endif
    index2 = where(globalcommand EQ line2) & index2 = index2[0]
    if index2  EQ -1 then begin
       rien = report(line2+' n''est pas trouve ds globalcommand')
       return
    ENDIF
; the new text:
    globalcommand = [globalcommand[0:index1], text, globalcommand[index2:n_elements(globalcommand)-1]]
; the new globalcommand
    *top_uvalue[1, findline(top_uvalue, 'globalcommand')] = globalcommand

;-------------------------------------------------------------
   return
end