XML 54 R28.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Warrants (Tables) (Warrant [Member]) | 6 Months Ended
--- | ---
Jun. 30, 2013
Warrant [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Significant assumptions used to measure the fair value of warrants |
| 2013 |  |  | 2012 |
Stock price |  | $ | 0.23 |  |  | $ | 0.35 |
Term | 2.33 - 5 Years |  |  | 2.84 -5 Years |
Volatility |  |  | 50 | % |  |  | 50 | %
Risk-free interest rate |  |  | 0.36-1.41 | % |  |  | 0.36 – 0.72 | %
Exercise prices |  | $ | 0.25-0.4488 |  |  | $ | 0.25-0.4488 |
Dividend yield |  |  | 0.00 | % |  |  | 0.00 | %
Delta |  |  | 0.04 - 0.08 |  |  |  | 0.08 |
Up ratio |  |  | 1.098 - 1.145 |  |  |  | 1.144 |
Down ratio |  |  | 0.858 - 0.902 |  |  |  | 0.857 |
Up transition probability |  |  | 0.500 |  |  |  | 0.500 |

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration