Common Stock Options (Details 1)	3 Months Ended	12 Months Ended
Mar. 31, 2014	Mar. 31, 2014 Stock Options	Dec. 31, 2013 Stock Options Minimum	Dec. 31, 2013 Stock Options Maximum
Weighted average risk-free interest rate	1.73%		1.43%	1.49%
Expected life in years	5 years 3 months		4 years 9 months	5 years 3 months
Weighted Avg Expected Volatility	89.00%		99.50%	103.40%
Expected dividend yield	0.00%	0.00%

Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price).

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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- Definition

Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Risk-free interest rate assumption used in valuing an instrument.

+ References

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- Definition

Weighted average expected volatility of stock price.

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