Loss Per Share (Tables)

9 Months Ended

Sep. 30, 2013

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

Securities that could potentially dilute earnings per share in the future that were not included in the computation of diluted loss per share consist of the following numbers of shares into which preferred stock could have been converted and shares for which outstanding options and warrants could have been exercised during the three and nine months ending September 30, 2013 and 2012:

	2013		2012
Convertible preferred stock		480,777		480,777
Warrants to purchase common stock		233,753		242,534
Non-vested restricted stock awards		12,976		-
Options to purchase common stock		554,898		597,980
Total		1,282,404		1,321,291