The ROMs entry
allows you to choose which folder you want to load ROMs from.
If you wish 1964 to always use the folder specified here, uncheck
the box next to Use the last opened folder. If this box is
checked, 1964 will use the folder you last picked using
Ctrl-D. You can also change this folder by using the
>>" width="39" height="16"> button.

Fig. 1 Rom Folder Selection Box