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Note 5 - Intangible Assets (Detail) - A summary of acquired intangible assets for the three months ended June 30, 2011 is as follows: (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Net book value,     $ 17,482,590  
Sales of domain names (7,301) (7,896) (23,039) (21,091)
Amortization expense 219,030 277,750 438,060 584,740
Amortization expense 219,030 277,750 438,060 584,740
Net book value, 16,953,335   16,953,335  
Surname Domain Names Indefinite Life [Member]
        
Net book value, 12,118,454   12,120,077  
Sales of domain names (2,596)   (4,219)  
Net book value, 12,115,858   12,115,858  
Direct Navigation Domain Names Indefinite Life [Member]
        
Net book value, 2,040,042   2,050,493  
Acquisition of domain names     3,664  
Acquisition of domain names     3,664  
Sales of domain names (4,705)   (18,820)  
Net book value, 2,035,337   2,035,337  
Total [Member]
        
Net book value, 17,215,576   17,482,590  
Acquisition of domain names     3,664  
Acquisition of domain names     3,664  
Sales of domain names (7,301)   (23,039)  
Amortization expense (254,940)   (509,880)  
Amortization expense (254,940)   (509,880)  
Net book value, 16,953,335   16,953,335  
Technology 2 to 7 years [Member]
        
Net book value, 191,520   227,430  
Amortization expense (35,910)   (71,820)  
Amortization expense (35,910)   (71,820)  
Net book value, 155,610   155,610  
Brand 7 Years [Member]
        
Net book value, 528,520   571,930  
Amortization expense (43,410)   (86,820)  
Amortization expense (43,410)   (86,820)  
Net book value, 485,110   485,110  
Customer Relationships 4 to 7 Years [Member]
        
Net book value, 2,337,040   2,512,660  
Amortization expense (175,620)   (351,240)  
Amortization expense (175,620)   (351,240)  
Net book value, $ 2,161,420   $ 2,161,420