|
2. Summary of significant accounting policies (Narrative) (USD $)
|
3 Months Ended | 9 Months Ended | 187 Months Ended |
|---|---|---|---|
|
Sep. 30, 2012
|
Sep. 30, 2012
|
Sep. 30, 2013
Expenses reclassified to research and development from operating expenses
|
|
| Salary and consulting expenses reclassified to research and development | $ 72,000 | $ 212,000 | $ 531,500 |