nl_tokens: Loads a sprite from a file
pl_tokens: function LoadspriteCommand ( args ) { var parsed = new statements . ArgumentStatement ( args ) ; if ( parsed . args . length < 2 ) throw new SyntaxError ( 'LOADSPRITE command requires 2 arguments' ) ; else if ( parsed . args . length > 2 && parsed . args . length < 5 ) throw new SyntaxError ( 'LOADSPRITE command requires 5 arguments' ) ; this . <mask> = parsed . args [ 0 ] ; if ( parsed . args . length > 2 ) { this . x1 = parsed . args [ 1 ] ; this . y1 = parsed . args [ 2 ] ; this . x2 = parsed . args [ 3 ] ; this . y2 = parsed . args [ 4 ] ; } else { this . fileName = parsed . args [ 1 ] ; } }