dirlog=c:\log; where to store drive directory tree data files
forcemono=false; primarily for use with certain laptop monitors
vidlines=25; anything but 25 will force into 43(EGA)/50(VGA) line mode
viewer=list;  name of file viewer
nosort=false; do not sort the directory tree
filesort=4; type sort for filelist 1=name, 2=extn, 3=date, 4=size, 5=nested
files=false; set to true to always start-up in the file view mode
tree=true; set to false switch to directory without display of tree