Quarterly report pursuant to Section 13 or 15(d)

SHAREHOLDERS' EQUITY (Details Textual)

v2.4.0.8
SHAREHOLDERS' EQUITY (Details Textual) (USD $)
0 Months Ended 6 Months Ended 6 Months Ended 1 Months Ended 6 Months Ended 1 Months Ended 6 Months Ended 6 Months Ended 6 Months Ended 6 Months Ended
Dec. 04, 2012
Oct. 31, 2013
Oct. 31, 2012
Apr. 30, 2013
Oct. 31, 2013
Scenario, Previously Reported [Member]
Oct. 31, 2013
Restatement Adjustment [Member]
Apr. 30, 2006
Special Situations Fund [Member]
Jan. 30, 2006
Special Situations Fund [Member]
Oct. 31, 2013
Special Situations Fund [Member]
Jan. 30, 2006
Minimum [Member]
Special Situations Fund [Member]
Jan. 30, 2006
Maximum [Member]
Special Situations Fund [Member]
Oct. 31, 2013
Incentive Stock Plan 2007 [Member]
Sep. 30, 2006
Incentive Stock Plan 2007 [Member]
Oct. 31, 2013
Incentive Stock Plan 2007 [Member]
Minimum [Member]
Oct. 31, 2013
Incentive Stock Plan 2007 [Member]
Maximum [Member]
Oct. 31, 2013
Incentive Stock Plan 2006 [Member]
Sep. 30, 2005
Incentive Stock Plan 2006 [Member]
Oct. 31, 2013
Incentive Stock Plan 2006 [Member]
Minimum [Member]
Oct. 31, 2013
Incentive Stock Plan 2006 [Member]
Maximum [Member]
Oct. 31, 2013
Stock Option Plan 2002 [Member]
Mar. 31, 2003
Stock Option Plan 2002 [Member]
Oct. 31, 2013
Stock Option Plan 2002 [Member]
Minimum [Member]
Oct. 31, 2013
Stock Option Plan 2002 [Member]
Maximum [Member]
Common Stock, Capital Shares Reserved for Future Issuance                         57,142       57,142       59,523    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period                           1 year 3 years     1 year 3 years     1 year 3 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Contractual Term                       5 years       5 years       5 years      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options                       48,563       46,911       14,636      
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Outstanding Options, Weighted Average Exercise Price                           $ 2.52 $ 21.98     $ 2.52 $ 4.20     $ 4.20 $ 24.71
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant                       6,794       6              
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross   1,760 87,857                                        
Stock-based compensation   $ 22,511 $ 103,951                                        
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Stock Options   4,000                                          
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition   7 months                                          
Stock Sold by Former Stockholder in Violation of Securities Exchange Act               20,445                              
Stock Sold by Former Stockholder in Violation of Securities Exchange Act                   $ 64.26 $ 88.34                        
Stock Purchased by Former Stockholder in Violation of Securities Exchange Act             95,209                                
Price per Common Stock Purchased by Former Stockholder in Violation of Securities Exchange Act             $ 49.00                                
Beneficial Ownership of Common Stock                 more than 10%                            
Amount Agreed to be Settled to Company                 529,280                            
Legal Fees 100,000               272,539                            
Section 16(b) settlement                 $ 254,361                            
Common Stock, Shares Authorized   14,285,714   14,285,714 100,000,000                                    
Stock Issued During Period, Shares, Reverse Stock Splits           14,285,715                                  
Stockholders Equity, Reverse Stock Split   one-for-seven                                          
Common Stock, Shares, Issued   1,308,669   994,187 6,954,766 994,187                                  
Listing Compliance With Nasdaq   In order to maintain the WPCS listing on the NASDAQ Capital Market, on or before June 24, 2013, the Company’s common stock was required to have a minimum closing bid price of $1.00 per share for a minimum of ten prior consecutive trading days, which was achieved.