|
Note 9 - Income Taxes (Details) - Deferred Income Taxes (USD $)
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|---|---|---|
| Deferred income tax assets (liabilities): | ||
| Property and equipment | $ (153,864) | $ (54,443) |
| Deferred revenue | 40,564 | 246,740 |
| Accrued expenses | 223,022 | 288,338 |
| Share based compensation related | 1,554,048 | 1,094,927 |
| Other | 208,266 | 546,636 |
| Net operating loss carryforwards | 23,089,111 | 19,816,443 |
| 24,961,147 | 21,938,641 | |
| Less valuation allowance | $ (24,961,147) | $ (21,938,641) |
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|