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-rw-r--r--man/synaptics.man2
1 files changed, 2 insertions, 0 deletions
diff --git a/man/synaptics.man b/man/synaptics.man
index 23862e3..864a95f 100644
--- a/man/synaptics.man
+++ b/man/synaptics.man
@@ -526,6 +526,8 @@ parameters define the area of the right button, and the second four parameters
define the area of the middle button. The areas are defined by the left, right,
top, and bottom edges as sequential values of the property. If any edge is set
to 0, the button is assumed to extend to infinity in the given direction.
+Any of the values may be given as percentage of the touchpad width or
+height, whichever applies.
.
When the user performs a click within the defined soft button areas, the right
or middle click action is performed.