Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.5.0.2
Consolidated Balance Sheets (Parenthetical) - USD ($)
Apr. 30, 2016
Apr. 30, 2015
Allowance for doubtful accounts and sales returns $ 100,000 $ 140,000
Preferred stock, authorized shares 5,000,000 5,000,000
Common stock, par value $ 0.001 $ 0.001
Common stock, authorized shares 54,000,000 54,000,000
Common stock, issued shares 1,648,287 925,337
Common stock, outstanding shares 1,648,287 925,337
Preferred Stock Series A    
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, designated shares 1,300,000 1,300,000
Preferred stock, isued shares 0 626,600
Preferred stock, outstanding shares 0 626,600
Preferred Stock Series B    
Preferred stock, par value $ 12.20  
Preferred stock, designated shares 400,000  
Preferred stock, isued shares 331,559  
Preferred stock, outstanding shares 331,559  
Preferred stock, liquidation value $ 4,045,000