rem syntax
rem outline(left,top,right,bottom,thickness,box_color,inside_color)
rem
 
box_color=rgb(255,125,60)
inside_color=rgb(200,200,255)
outline(50,50,200,200,3,box_color,inside_color)
 
wait key
 
function outline(x1,y1,x2,y2,thick,bc,ic)
ink bc,0
box x1,y1,x2,y2
ink ic,0
box x1+thick,y1+thick,x2-thick,y2-thick
 
endfunction