Int 10 Fn 73  - Video - Tandy 2000 Only - Scroll Left Part Or All Of Scre  [V]

   AH = 73h
   AL = number of columns to shift scroll area, 00h to clear entire area
   BH = new attributes for blanked columns at right
   CH,CL = row, column of upper left corner of scroll area
   DH,DL = row, column of lower right corner of scroll area

Return: nothing

See Also: AH=06h,AH=07h,AH=72h"TANDY",INT 15/AH=12h/BH=05h