This button changes the status of the rounding in the file. If rounding is enabled then the button will change to . Click on the button to open the rounding summary in the Home Menu.
Click on this button to toggle the Home Menu on the freeze pane. The Home Menu will be visible at all times when working in the Jazzit financial statements. You'll notice that the freeze pane Home Menu looks visibly different than the Home Menu at the top of the statement.