INT 62 u - FGDRIVER v4.02 - "FG_PAN" - SET SCREEN ORIGIN
AX = 0088h
BX = new column for screen origin
CX = new row for screen origin
Note: the FGDRIVER functions are rearranged with each major release, but
their parameters do not change (see #03474 at AX=0000h)
SeeAlso: AX=00B2h