Condensed Consolidated Balance Sheets (Unaudited) (USD $)	Mar. 31, 2012	Dec. 31, 2011
Assets
Cash	$ 179,775	$ 233,296
Accounts and notes receivable - net	1,023,487	884,811
Inventories	357,476	338,447
Assets held for resale	252,552	252,552
Prepaid expenses	336,913	278,718
Deferred tax asset - current portion	1,400,000	1,400,000
Total current assets	3,550,203	3,387,824
Equipment	1,150,733	1,147,109
Leasehold improvements	12,283	12,283
Total	1,163,016	1,159,392
Less accumulated depreciation and amortization	866,155	851,007
Net property and equipment	296,861	308,385
Deferred tax asset (net of current portion)	9,408,457	9,613,399
Other assets including long-term portion of notes receivable	4,058,368	3,914,523
Total assets	17,313,889	17,224,131
Liabilities and Stockholders' Equity
Note payable to bank	3,375,000	3,575,000
Accounts payable and accrued expenses	581,789	665,054
Total current liabilities	3,956,789	4,240,054
Note payable to officer	1,255,821	1,255,821
Total long-term liabilities	1,255,821	1,255,821
Stockholders' equity:
Common stock - no par value (25,000,000 shares authorized, 19,469,317 issued and outstanding as of December 31, 2011 and 19,489,317 as of March 31, 2012)	23,272,873	23,239,976
Preferred stock (5,000,000 shares authorized and 20,625 issued and outstanding as of December 31, 2011 and March 31, 2012)	800,250	800,250
Accumulated deficit	(11,971,844)	(12,311,970)
Total stockholders' equity	12,101,279	11,728,256
Total liabilities and stockholders' equity	$ 17,313,889	$ 17,224,131