The
      following abbreviations, when used in the inscription on the face of this
      certificate, shall be construed as though they were written out in full
      according to applicable laws or regulations:

    


    
      	
              TEN
                COM - as tenants in common 

            	
              UNIF
                GIFT MIN ACT - 

            	 
	
              TEN
                ENT   - as tenants by the entireties

            	 	
              (Cust)

            	
              (Minor)

            
	
              JT
                TEN       - as joint tenants with right
                of

            	 	
              under
                Uniform Gifts to Minors

            
	
                
                survivorship and not as tenants

            	 	
              Act

            
	
                
                in common

            	 	
              (State)

            
	
              UNIF
                TRF MIN ACT -

            
	 	 	
              (Cust)

            
	 	 	
              _____________
                under Uniform Transfers

            
	 	 	
               
                (Minor)

            
	 	 	
              to
                Minors Act 

            
	 	 	
              (State)

            


    

    


    Additional
      abbreviations may also be used though not in the above list

    


    For
      value
      received 

    hereby
      sell, assign and transfer unto:

     

    ________________________

     

    Please
      insert social security number

    or
      other
      identifying number of assignee:

     

    (Please
      print or typewrite name and address including postal zip code of
      assignee)

     

    ______________________________________________________________________
      Shares represented by the within certificate, and do hereby irrevocably
      constitute and appoint

    _________________________________________________________________
      as the Attorney to transfer the said shares on the books of the within named
      corporation with full power of substitution in the premises.

    


    Dated
      

    
      
        	 	 
	 	
                Notice:
                  The signature to the assignment must
                  correspond with the name as written upon the face of the Certificate
                  in
                  every particular without alteration ro enlargement or any change
                  whatsoever. 

              


      

    

     

    
      	
              SIGNATURE(S)
                GUARANTEED:

            
	 	
              THE
                SIGNATURE(S) MUST BE GUARANTEED BY AN
                ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND
                LOAN
                ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP OF AN APPROVED SIGNATURE
                GUARANTEE MEDALLION PROGRAM) PURSUANT TO S.E.C. RULE
                17d-15.

            


    

     

    KEEP
      THIS CERTIFICATE IN A SAFE PLACE. IF IT IS LOST, STOLEN, MUTILATED OR DESTROYED,
      THE CORPORATION WILL REQUIRE A BOND OF INDEMNITY AS A CONDITION TO THE ISSUANCE
      OF A REPLACEMENT CERTIFICATE.