Stockholder's deficit (Tables)

12 Months Ended

Dec. 31, 2018

Equity [Abstract]

Schedule of warrants outstanding

	Year ended December 31, 2018
Calculated stock price	$0.02 to $0.08
Risk free interest rate	2.6% to 2.9%
Expected life of warrants (years)		3 to 5 years
expected volatility of underlying stock		195% to 204%
Expected dividend rate		0	%

	No. of shares			Exercise price per  share		Weighted average exercise price
Outstanding January 1, 2017		19,637,409			$0.0033 to $0.03	$	0.030
Granted		29,866,666			$0.03 to $0.10		0.095
Forfeited/cancelled		—			—		—
Exercised		—			—		—
Outstanding December 31, 2017		49,504,075			$0.0033 to $0.10	$	0.069
Granted		48,295,833			$0.10 to $0.12		0.113
Forfeited/cancelled		(300,000	)		$0.0033		0.003
Exercised		—			—		—
Outstanding December 31, 2018		97,499,908			$0.03 to $0.12	$	0.091

The following table summarizes information about warrants outstanding at December 31, 2018: 

	Warrants outstanding						Warrants exercisable
Exercise price	No. of shares		Weighted average  remaining years		Weighted average  exercise price		No. of shares		Weighted average  exercise price
$0.03		21,704,075		1.20				21,704,075
$0.10		44,483,333		4.10				44,483,333
$0.12		31,312,500		2.60				31,312,500
		97,499,908		2.97	$	0.091		97,499,908	$	0.091

Schedule of options outstanding

	Options outstanding						Options exercisable
Exercise price	No. of shares		Weighted average  remaining years		Weighted average  exercise price		No. of shares		Weighted average  exercise price
$0.12		480,000		0.83				480,000
		480,000		0.83	$	0.12		480,000	$	0.12