5. Fair Value of Financial Instruments (Details) (USD $)	Dec. 31, 2013	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012
Cash and cash equivalents	$ 1,109,000	$ 927,300	$ 670,400	$ 769,300
Available for sale securities	643,800	908,400
Total	1,752,800	1,835,700
Liabilities:
Contingent consideration	70,600	70,600
Level 1
Cash and cash equivalents	1,109,000	927,300
Available for sale securities	643,800	908,400
Total	1,752,800	1,835,700
Liabilities:
Contingent consideration	0	0
Level 2
Cash and cash equivalents	0	0
Available for sale securities	0	0
Total	0	0
Liabilities:
Contingent consideration	0	0
Level 3
Cash and cash equivalents	0	0
Available for sale securities	0	0
Total	0	0
Liabilities:
Contingent consideration	$ 70,600	$ 70,600