BOXES
...
BOX_A:
BEGIN
Content : (Text '[' A Text ']');
...
END;
RULES
...
Y:
BEGIN
...
END;
X:
BEGIN
...
END;
ATTRIBUTES
...
A:
BEGIN
CreateFirst(BOX_A);
...
END;
As a result, the box `BOX_A' will be created each time an element have to `A'
attribute set (whatever the type of the element is).
Stéphane.