Template:BinderCrafting/doc
From Mystcraft
A1 and B1 are input and output, respectively.
L1 is the "no link page" symbol. The only word it responds to is "Empty". Leaving it blank produced no symbol.
T1 is the red border that surrounds the text box when no text is input. The only word it responds to is "No". Leaving it blank produced no red border.