Megatest

					     (let ((il (cddddr inlst)))
					       (take il (- (length il) 2))))
					(lambda (x y)
					  (list (+ x 0)   ;; xtorig)
						(+ y 0))) ;; ytorig)))
					#f #f)) ;; process polyline
				     edges))))
		 (llx  (if no-dot
		 (cx   (if no-dot ;; this is the centerpoint!
			   curr-x
			   (string->number (list-ref nodedat 2))))
		 (lly  (if no-dot
		 (cy   (if no-dot
			   curr-y
			   (string->number (list-ref nodedat 3))))
		 (boxw (if no-dot
			   boxw
			   (string->number (list-ref nodedat 4))))
		 (boxh (if no-dot
			   boxh
			   (string->number (list-ref nodedat 5))))
		 (boxw/2  (/ boxw 2))
		 (boxh/2  (/ boxh 2))
		 (urx  (+ llx boxw))
		 (ury  (+ lly boxh)))
		 (urx     (+ cx boxw/2))
		 (ury     (+ cy boxh/2))
		 (llx     (- cx boxw/2))
		 (lly     (- cy boxh/2)))

	    ;; if we are in no-dot mode then increment curr-x and curr-y as needed
	    (if no-dot
		(begin
		  (cond 
		   ((< curr-x (- scaled-sizex boxw boxw margin))
		    (set! curr-x (+ curr-x boxw margin)))