;Task:
Display a series of vertical color bars across the width of the display.

The color bars should either use:
:::* &nbsp; the system palette, &nbsp; or
:::* &nbsp; the sequence of colors:
::::::* &nbsp; black
::::::* &nbsp; red
::::::* &nbsp; green
::::::* &nbsp; magenta
::::::* &nbsp; cyan
::::::* &nbsp; yellow
::::::* &nbsp; white
<br>
