! sample entries to use argv[0] as -rules argument:
spider*rules:			Spider
gypsy*rules:			Gypsy

*Tableau.borderWidth:		0
*Tableau.backingStore:		WhenMapped
*Tableau.keyboardFile:		keys
*Tableau.messageFile:		messages
*Tableau.background:		LightSlateGray
*Tableau.arrowColor:		Gold
*Tableau.markColor:		Black
*Tableau.rules:		        Gypsy
*Tableau.rng:		        1
*helptext.rows:			25
*helptext.columns:		60