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LIQUIDITY AND SIGNIFICANT ACCOUNTING POLICIES: (Details 2) (USD $)
 3 Months Ended 6 Months Ended 1 Months Ended 0 Months Ended 6 Months Ended 12 Months Ended 0 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2013
Mar. 31, 2012
Nov. 30, 2012
Restricted Stock
Mar. 31, 2013
Restricted Stock
Nov. 15, 2012
Restricted Stock
Non-executive directors
Mar. 31, 2013
Stock Options
Sep. 30, 2012
Stock Options
Nov. 21, 2012
Stock Options
Chief executive officer
2006 Plan
Mar. 31, 2013
Stock Options
Chief executive officer
2006 Plan
Mar. 31, 2013
Warrants
Consultants
Mar. 31, 2012
Warrants
Consultants
Mar. 31, 2013
Warrants
Consultants
Mar. 31, 2012
Warrants
Consultants
Stock- Based Compensation                              
Remaining costs related to non-vested restricted stock awards (in dollars) $ 170,000   $ 170,000                        
Stock compensation expense 38,000 48,000 129,000 219,000 54,000           4,000        
Granted (in shares)             52,500                
Options outstanding (in shares)           52,500                  
Remaining costs related to non-vested restricted stock awards (in dollars)           150,000                  
Number of Shares                              
Outstanding at the beginning of the period (in shares)               1,362,500              
Granted (in shares)               250,000   250,000          
Outstanding at the end of the period (in shares)               1,612,500 1,362,500            
Period for which options are exercisable                   10 years          
Common stock price per share required for vesting of options                   $ 4.00          
Common stock price per share as a percentage of exercise price for vesting of options                   2.00          
Number of consecutive days considered for common stock price per share to determine vesting of options                   10 days          
Weighted Average Exercise Price                              
Outstanding at the beginning of the period (in dollars per share)               $ 1.19              
Granted (in dollars per share)               $ 0.95              
Outstanding at the end of the period (in dollars per share)               $ 1.15 $ 1.19            
Weighted Average Remaining Contractual Term                              
Outstanding at the end of the period               8 years 4 months 24 days 8 years 7 months 6 days            
Aggregate Intrinsic Value                              
Outstanding at the end of the period (in dollars)               70,000 140,000            
Other disclosures                              
Options outstanding that were vested and exercisable (in shares)               412,500              
Additional options outstanding that are expected to vest (in shares)               1,200,000              
Warrant expense recognized (in dollars)     $ 6,000 $ 6,000               $ 3,000 $ 3,000 $ 6,000 $ 6,000