For col = 0 To 49
x = col*columnwidth*2
GraphicsWindow.BrushColor = "Magenta"
GraphicsWindow.FillRectangle(x,0,columnwidth,columnheight)
GraphicsWindow.BrushColor = "Cyan"
GraphicsWindow.FillRectangle(x+columnwidth,0,columnwidth,columnheight)
EndFor
For col = 0 To 9
x = col*columnwidth*2
GraphicsWindow.BrushColor = "Cyan"
GraphicsWindow.FillRectangle(x,columnheight,columnwidth,columnheight)
GraphicsWindow.BrushColor = "Orange"
GraphicsWindow.FillRectangle(x+columnwidth,columnheight,columnwidth,columnheight)
EndFor
For col = 10 To 39
x = col*columnwidth*2
GraphicsWindow.BrushColor = "Magenta"
GraphicsWindow.FillRectangle(x,columnheight,columnwidth,columnheight)
GraphicsWindow.BrushColor = "Orange"
GraphicsWindow.FillRectangle(x+columnwidth,columnheight,columnwidth,columnheight)
EndFor
For col = 40 To 49
x = col*columnwidth*2
GraphicsWindow.BrushColor = "Magenta"
GraphicsWindow.FillRectangle(x,columnheight,columnwidth,columnheight)
GraphicsWindow.BrushColor = "Cyan"
GraphicsWindow.FillRectangle(x+columnwidth,columnheight,columnwidth,columnheight)
EndFor
For col = 0 To 49
x = col*columnwidth*2
GraphicsWindow.BrushColor = "Cyan"
GraphicsWindow.FillRectangle(x,columnheight*2,columnwidth,columnheight)
GraphicsWindow.BrushColor = "Orange"
GraphicsWindow.FillRectangle(x+columnwidth,columnheight*2,columnwidth,columnheight)
EndFor