Click and Drag to Draw. Select the colors from the left hand palette. [F] Fill under the mouse cursor. [SPACE] Cycle zoom levels (x2, x4, and back to x1) [ARROW KEYS] Pan around when zoomed [U] Undo last move (step back) [R] Redo last move (step forward) [L] Load - See slot 1 & 2 :) [S] Save