8. Stock Options and Warrants (Tables)
|
12 Months Ended |
Dec. 31, 2016 |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract] |
|
Stock options outstanding |
|
|
Weighted
Avg. Options
|
|
|
Weighted
Avg. Exercise
Price
|
|
Options, January 1, 2015 |
|
|
21,052,030 |
|
|
$ |
0.20 |
|
Options granted |
|
|
838,552 |
|
|
|
0.46 |
|
Options exercised |
|
|
– |
|
|
|
– |
|
Options forfeited |
|
|
(355,434 |
) |
|
|
0.72 |
|
Options, December 31, 2015 |
|
|
21,535,148 |
|
|
$ |
0.30 |
|
Options granted |
|
|
2,250,527 |
|
|
|
0.19 |
|
Options exercised |
|
|
– |
|
|
|
– |
|
Options forfeited |
|
|
(311,419 |
) |
|
|
0.75 |
|
Options, December 31, 2016 |
|
|
23,474,256 |
|
|
$ |
0.28 |
|
|
Options outstanding by Per Share Price |
|
|
|
Outstanding
Options |
|
|
Exercisable
Options |
|
Option
Exercise
Price
Per Share
|
|
|
Shares |
|
|
Life
(Years)
|
|
|
Weighted
Average
Exercise
Price
|
|
|
Shares |
|
|
Weighted
Average
Exercise
Price
|
|
$ 0.18
- $ 0.99 |
|
|
|
23,323,810 |
|
|
|
4.8 |
|
|
$ |
0.27 |
|
|
|
22,783,810 |
|
|
$ |
0.28 |
|
$ 1.00 - $ 1.99 |
|
|
|
150,446 |
|
|
|
6.6 |
|
|
$ |
1.18 |
|
|
|
150,446 |
|
|
$ |
1.18 |
|
|
|
|
|
23,474,256 |
|
|
|
|
|
|
$ |
0.28 |
|
|
|
20,671,512 |
|
|
$ |
0.28 |
|
|
Assumptions |
|
|
Years
Ended |
|
|
|
2016 |
|
|
2015 |
|
Expected life (years) |
|
|
5.5 |
|
|
|
5.0
– 5.5 |
|
Risk free interest rate |
|
|
1.23
– 1.72 |
% |
|
|
1.56
– 1.72 |
% |
Volatility |
|
|
119
– 121 |
% |
|
|
106
– 121 |
% |
Expected dividend yield |
|
|
0 |
% |
|
|
0 |
% |
|
Warrants outstanding |
|
|
Warrants |
|
|
Weighted
Avg. Exercise
Price
|
|
Warrants outstanding, January 1, 2015 |
|
|
5,692,087 |
|
|
$ |
0.36 |
|
Warrants granted |
|
|
1,796,667 |
|
|
|
0.20 |
|
Warrants exercised |
|
|
(200,000 |
) |
|
|
0.25 |
|
Warrants cancelled |
|
|
(2,877,087 |
) |
|
|
0.36 |
|
Warrants outstanding, December 31, 2015 |
|
|
4,411,667 |
|
|
$ |
0.31 |
|
Warrants granted |
|
|
8,735,225 |
|
|
|
0.11 |
|
Warrants exercised |
|
|
– |
|
|
|
– |
|
Warrants cancelled |
|
|
(1,700,000 |
) |
|
|
0.30 |
|
Warrants outstanding, December 31, 2016 |
|
|
11,446,892 |
|
|
$ |
0.15 |
|
|
Warrants outstanding by Per Share Price |
|
|
|
Outstanding
Warrants |
|
|
Exercisable
Warrants |
|
Warrant
Exercise
Price
Per Share
|
|
|
Shares |
|
|
Life
(Years)
|
|
|
Weighted
Average
Exercise
Price
|
|
|
Shares |
|
|
Weighted
Average
Exercise
Price
|
|
$ 0.10
- $ 0.99 |
|
|
|
11,446,892 |
|
|
|
1.1 |
|
|
$ |
0.15 |
|
|
|
11,346,892 |
|
|
$ |
0.15 |
|
$ 1.00 - $ 1.99 |
|
|
|
– |
|
|
|
– |
|
|
$ |
– |
|
|
|
– |
|
|
$ |
- |
|
|
|
|
|
11,446,892 |
|
|
|
|
|
|
$ |
0.15 |
|
|
|
11,346,892 |
|
|
$ |
0.15 |
|
|