solidbrush 192 255 255 
roundrect -12 0 50 200 10 10
symbol npnsmall 20 20
symbol npnsmall 20 60
symbol npnsmall 20 100
symbol npnsmall 20 140
polyline 20 30 20 50
polyline 20 40 50 40
polyline 20 70 20 80 50 80
polyline 20 110 20 130
polyline 20 120 50 120
polyline 20 150 20 200
*
polyline 10 20 -5 20 -5 60 10 60
*polyline -5 60 10 60
polyline 10 100 -5 100 -5 140 10 140
polyline -10 40 -5 40
polyline -10 120 -5 120
circle 6 60 4
circle 6 140 4
solidpen 255 0 0 0
arrow 20 10 30 10
arrow 20 90 30 90