/wdist ^T def

/overlap ^R def       %overlap for automatic tiling

/botx ^Q def       %current horizontal position for color

/ys ^D def        %scale in y direction

/xs ^D def        %scale in x direction

/clpr{^N ^O ^P ^M}def     %clip rect

/prntr{^H ^I ^J ^G}def     %print rect

/ppr{^9 ^A ^B ^8}def     %paper rect

/wkr{^1 ^2 ^3 ^0}def     %work area

/bleed {^C} def       %bleed size

/imgr{^5 ^6 ^7 ^4}def     %image area

0 setseparationgray

/pagesave save def

% initial setup