showName
Syntax
[the] showName of <button>
set the showName of button "Download icon button" to false
Explanation
The showName
property controls whether the name/title of a button is shown on the button.
Set it to false
to make an “empty” button, or a button that only shows its icon.
Set it to true
to have the button’s name or title show centered, or below or beside any icon.