Stock Options And Warrants (Summary Of Stock Option Activity) (Details) - $ / shares	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Options
Outstanding -beginning of year	123,000,000	91,000,000
Granted		35,000,000
Exercised
Forfeited		3,000,000
Outstanding - end of year	123,000,000	123,000,000
Exercisable at the end of year	94,095,890	57,429,224
Weighted average exercise price
Outstanding -beginning of year	$ 0.012	$ 0.005
Granted		0.013
Exercised
Forfeited
Outstanding - end of year	0.013	0.012
Excercisable at the end of year	0.012	0.012
Weighted average fair value of options granted during the year		$ 525,000