Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $)	Jan. 31, 2013	Oct. 31, 2012
Statement of Financial Position [Abstract]
Notes payable, unamortized discount, current	$ 4,263	$ 5,536
Convertible notes payable, unamortized discount, current	0	3,202
Notes payable, unamortized discount, noncurrent	$ 262	$ 844
Redeemable convertible preferred stock, par value	$ 0.01	$ 0.01
Redeemable convertible preferred stock, shares authorized	5,200	5,200
Redeemable convertible preferred stock, shares issued	5,200	5,200
Redeemable convertible preferred stock, shares outstanding	5,200	5,200
Common stock, par value		$ 0.01
Common stock, shares authorized	25,000,000	25,000,000
Common stock, shares issued	4,725,048	4,473,715
Common stock, shares outstanding	4,725,048	4,473,715