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Loss Per Share (Tables)

6 Months Ended

Jun. 30, 2019

Earnings Per Share [Abstract]

Schedule of Loss and Weighted Average Number of Shares

The loss and the weighted average number of shares used in computing basic and diluted loss per share for the six and three month periods ended June 30, 2018 and 2017 are as follows:

		US dollars								US dollars
		Six-month period ended June 30,								Three-month period ended June 30,
		2019				2018				2019				2018
		(unaudited)								(unaudited)
Loss for the period			(1,920,510	)			(3,810,277	)			(898,857	)			(1,962,483	)
Cash dividend on Series A Preferred Stock			-				(8,970	)			-				(4,270	)
Stock dividend on Series B Preferred Stock			-				(585,321	)			-				(305,162	)
Stock dividend on Series C Preferred Stock			-				(467,433	)			-				(243,700	)
Loss for the period attributable to common stockholders			(1,920,510	)			(4,872,001	)			(898,857	)			(2,515,615	)

		Number of shares								Number of shares
		Six-month period ended June 30,								Three-month period ended June 30,
		2019				2018				2019				2018

Number of shares:
Weighted average number of shares used in the computation of basic and diluted earnings per share			147,256,546				7,290,123				149,776,875				7,555,761
Total weighted average number of common shares related to outstanding options and warrants excluded from the calculations of diluted loss per share (*)			77,558,958				27,017,190				78,029,732				26,274,884

(*)

All outstanding stock options and warrants have been excluded from the calculation of the diluted net loss per share for all the reported periods, because the effect of the common shares issuable as a result of the exercise or conversion of these instruments was determined to be anti-dilutive