SCREEN
Draws a rectangle with a single border.
CALL AJ.FRAME( X, Y, X1, Y1, SYM, FON )
| Parameter | Description |
| X | x - coordinate of the top left corner |
| Y | y - coordinate of the top left corner |
| X1 | x - coordinate of the bottom right corner |
| Y1 | y - coordinate of the bottom right corner |
| SYM | value of the symbol |
| FON | current background value |
Draws a rectangle with a double border.
CALL AJ.DFRAME( X, Y, X1, Y1, SYM, FON )
| Parameter | Description |
| X | x - coordinate of the top left corner |
| Y | y - coordinate of the top left corner |
| X1 | x - coordinate of the bottom right corner |
| Y1 | y - coordinate of the bottom right corner |
| SYM | value of the symbol |
| FON | current background value |