Description of Business (Details) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012	Dec. 31, 2011	Mar. 31, 2013 Current Line of Credit	Jun. 25, 2012 Current Line of Credit	Mar. 31, 2013 Promissory note G. Ward Paxton, chief executive officer	Feb. 07, 2013 Promissory note G. Ward Paxton, chief executive officer	Feb. 09, 2012 Promissory note G. Ward Paxton, chief executive officer
Description of Business
Minimum number of years for which local area networking equipment was provided	15 years
Cash and cash equivalents	$ 301,000	$ 269,000	$ 52,000	$ 308,000
Net income (loss)	57,000	(352,000)
Period during which the entity expects to have sufficient cash resources to finance its operations and capital expenditures	12 months
Description of Business
Funding available					314,000		670,000
Maximum borrowing capacity					$ 625,000	$ 625,000	$ 2,200,000	$ 2,200,000	$ 2,200,000