$.01 Uses in Call Clause

Call

Function(x) Inc., a Delaware corporation (the "Company"), is hereby privately offering (the "Offering") units (the "Units") consisting of (i) one (1) share of common stock, $0.001 par value per share, of the Company (a "Share"), and (ii) one (1) detachable warrant to purchase one (1) share (a "Warrant Share"), which warrant shall have a three year term and an exercise price of $4.00 per Warrant Share (the "Warrant"), at a purchase price of $2.50 per Unit (the "Purchase Price") to the undersigned, in reliance on the exemption from the registration requirements of the Securities Act of 1933, as amended (the "Securities Act"), provided by Rule 506 of Regulation D under the Securities Act. This subscription agreement and the Purchase Price will be deposited in an escrow account at Kramer Levin Naftalis & Frankel LLP, to be released upon the satisfaction of the conditions of the Offering. The Units, the Shares, the Warrants and the Warrant Shares are sometimes collectively referred to in

Call. Commencing six (6) months after the date of issuance of this Warrant, the Company, at its option, may call up to one hundred (100%) percent of this Warrant by providing the Holder of this Warrant written notice pursuant to Section 11 (the "Call Notice"), if (i) a registration statement under the Securities Act of 1933, as amended (the "Securities Act") providing for the resale of the Warrant Shares shall have been declared effective by the Securities and Exchange Commission (the "SEC") for a period of at least 30 days and the closing bid price of the Common Stock has been equal to or greater than $4.00 (as may be adjusted for any stock splits or combinations of the Common Stock) for a period of twenty (20) consecutive trading days after such registration statement has been declared effective, and (ii) the registration statement shall remain in effect from the date of delivery of the Call Notice until the date which is the later of (x) the date the Holder exercises the Warrant pursuant to the Call Notice, and (y) the 10th day after the Holder receives the Call Notice (the "Early Termination Date"). The rights and privileges granted pursuant to this Warrant with respect to the Warrant Shares subject to the Call Notice (the "Called Warrant Shares") shall expire on the Early Termination Date if the Warrant is not exercised with respect to such Called Warrant Shares prior to such Early Termination Date. In the event this Warrant is not exercised with respect to the Called Warrant Shares, the Company shall remit to the Holder of this Warrant (A) $.01 per Called Warrant Share and (B) a new Warrant representing the number of Warrant Shares, if any, which shall not have been subject to the Call Notice upon the Holder tendering to the Company the applicable Warrant certificate.

CALL from Warrant Agreement

This WARRANT AGREEMENT (this Agreement) is made as of the [] day of [], 2008 between CR Acquisition Corp., a Delaware corporation, with offices at 623 Fifth Avenue, 32nd Floor, New York, New York 10022 (the Company), and Continental Stock Transfer & Trust Company, with offices at 17 Battery Place, New York, New York 10004 (the Warrant Agent).

Call from Amended and Restated Warrant Agreement

THIS AMENDED AND RESTATED WARRANT AGREEMENT (this Agreement) is made as of the 1st day of February, 2008 between JWL Partners Acquisition Corp., a Delaware corporation, with offices at 9 West 57th Street, 26th Floor, New York, New York 10019 (the Company), and Continental Stock Transfer and Trust Company, with offices at 17 Battery Place, 8th Floor, New York, New York 10004 (the Warrant Agent).

Call. Subject to Section 6.4 hereof, not less than all of the outstanding Public Warrants, including those Private Placement Warrants and Founders Warrants that are not held by a Private Investor or Founder or one of such Private Investors or Founders Permitted Transferees, may be called, at the option of the Company, at any time after they become exercisable and prior to their expiration, at the office of the Warrant Agent, upon the notice referred to in Section 6.2, at the price of $.01 per Warrant (the Call Price), provided that (i) the last sales price as reported by any national securities exchange or quoted on the NASD OTC Bulletin Board (or its successor entity), as the case may be, of the Common Stock has been greater than or equal to the Trigger Price on each of twenty (20) trading days within any thirty (30) trading day period ending on the third business day prior to the date on which notice of the call is given (the Measurement Period) and (ii) the Public Warrants and the Common Stock underlying such Warrants are covered by an effective registration statement and a current prospectus from the beginning of the Measurement Period through the date fixed for the call. In the event the Company calls the Public Warrants pursuant to this Section 6.1, the Company shall have the option to require all (but not part) of the holders of the Public Warrants to exercise such Public Warrants on a cashless basis.

Call from Warrant

THIS WARRANT AND THE SHARES OF COMMON STOCK ISSUABLE UPON EXERCISE HEREOF HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "SECURITIES ACT") OR ANY STATE SECURITIES LAWS AND MAY NOT BE SOLD, TRANSFERRED OR OTHERWISE DISPOSED OF UNLESS REGISTERED UNDER THE SECURITIES ACT AND UNDER APPLICABLE STATE SECURITIES LAWS OR QUANTRX BIOMEDICAL CORPORATION SHALL HAVE RECEIVED AN OPINION OF ITS COUNSEL THAT REGISTRATION OF SUCH SECURITIES UNDER THE SECURITIES ACT AND UNDER THE PROVISIONS OF APPLICABLE STATE SECURITIES LAWS IS NOT REQUIRED.

Call. Notwithstanding anything herein to the contrary, commencing one (1) year following the date the Registration Statement (as defined below) is declared effective by the Securities and Exchange Commission, the Issuer may call up to one hundred percent (100%) of this Warrant then still outstanding by providing the Holder of this Warrant written notice pursuant to Section 13 (the "Call Notice"); provided, that, in connection with any call by the Issuer under this Section 7, (A) the Per Share Market Value of the Common Stock has been greater than $3.00 for a period of twenty (20) consecutive Trading Days immediately prior to the date of delivery of the Call Notice (a "Call Notice Period"); (B) a registration statement under the Securities Act providing for the resale of the (i) Warrant Stock and (ii) the shares of Common Stock and the shares of Common Stock issuable upon conversion of the Issuer's Series A Preferred Stock which are not saleable in the public securities market pursuant to the exemption from registration under the Securities Act provided by Rule 144(k) of the Securities Act (the "Registration Statement") is then in effect and has been effective, without lapse or suspension of any kind, for a period of sixty (60) consecutive calendar days, (C) trading in the Common Stock shall not have been suspended by the Securities and Exchange Commission or the OTC Bulletin Board (or other national securities exchange or market on which the Common Stock is trading) and (D) the Issuer is in material compliance with the terms and conditions of this Warrant and the other Loan Documents (as defined in the Purchase Agreement); provided, further, that the Registration Statement must be effective from the date of delivery of the Call Notice until the date which is the later of (i) the date the Holder exercises the Warrant pursuant to the Call Notice and (ii) the 20th day after the Holder receives the Call Notice (the "Early Termination Date"). The rights and privileges granted pursuant to this Warrant with respect to the shares of Warrant Stock subject to the Call Notice (the "Called Warrant Shares") shall expire on the Early Termination Date if this Warrant is not exercised with respect to such Called Warrant Shares prior to such Early Termination Date. In the event this Warrant is not exercised with respect to the Called Warrant Shares prior to the Early Termination Date, the Issuer shall remit to the Holder of this Warrant (i) $.01 per Called Warrant Share and (ii) a new Warrant representing the number of shares of Warrant Stock, if any, which shall not have been subject to the Call Notice upon the Holder tendering to the Issuer the applicable Warrant certificate. Notwithstanding the above, the Issuer may not issue a Call Notice unless Section 8 hereof permits the Holder to exercise this Warrant in full at all times during the Call Notice Period.

Call from Agreement

THIS WARRANT AGREEMENT (this "Agreement") is made as of the 14th day of December, 2007 between Greenstreet Acquisition Corp., a Delaware corporation, with offices at 2601 South Bayshore Drive, Suite 800, Coconut Grove, Florida 33133 (the "Company"), and American Stock Transfer & Trust Company, with offices at 59 Maiden Lane, New York, New York 10038 (the "Warrant Agent").

Call. Subject to Section 6.4 hereof, not less than all of the outstanding Warrants may be called, at the option of the Company, at any time after they become exercisable and prior to their expiration, at the office of the Warrant Agent, upon the notice referred to in Section 6.2, at the price of $.01 per Warrant (the "Call Price"), provided that (i) the last sale price of the Common Stock on the American Stock Exchange, or other national securities exchange on which the Common Stock may be traded, has been at least $11.50 per share (the "Trigger Price") on each of twenty (20) trading days within any thirty (30) trading day period ending on the third business day prior to the date on which notice of the call is given (the "Measurement Period") and (ii) the Public Warrants and the Common Stock underlying such Warrants are covered by an effective registration statement and a current prospectus from the beginning of the Measurement Period through the date fixed for the call; provided, further, that with respect to the Founder Warrants and the Sponsor Warrants, such call right shall not be applicable so long as such Warrants are held by any of the Private Investors or their Permitted Transferees.

Call from Warrant to Purchase Common Stock

This WARRANT (Warrant) confirms that, FOR VALUE RECEIVED, _____ (Holder) is entitled to purchase, subject to the terms and conditions hereof, from NEUTRON ENTERPRISES, INC., a Nevada corporation (the Company), _____ shares of common stock, $.001 par value per share, of the Company (the Common Stock), at any time during the period commencing at 9:00 a.m., Eastern Standard Time on the _____ , 2007 (the Commencement Date) and, subject to Section 9 hereof, ending at 5:00 p.m. Eastern Standard Time on the _____ , 2009 (the Termination Date), at an exercise price (the Exercise Price) of $0.35 per share of Common Stock. The number of shares of Common Stock purchasable upon exercise of this Warrant and the Exercise Price per share shall be subject to adjustment from time to time upon the occurrence of certain events as set forth herein.

Call. Notwithstanding anything herein to the contrary, the Company may, at its option, call (a Call) up to one hundred percent (100%) of this Warrant if the Current Market Value of the Common Stock has been equal to or greater than $0.75 (as may be adjusted for any stock splits or combinations of the Common Stock) for a period of ten (10) consecutive Trading Days immediately prior to the date of delivery of the Call Notice (a Call Notice Period), by providing the Holder of this Warrant written notice pursuant to Section 11 (the Call Notice). The Call Notice shall set forth (a) the number of Exercise Shares subject to the Call Notice (the Called Exercise Shares) and (b) the date on which this Warrant shall terminate with respect to the Called Exercise Shares (the Early Termination Date). The rights and privileges granted pursuant to this Warrant with respect to the Called Exercise Shares shall expire on the Early Termination Date if this Warrant is not exercised with respect to such Called Exercise Shares prior to such Early Termination Date. In the event this Warrant is not exercised with respect to the Called Exercise Shares prior to such Early Termination Date, upon the Holder tendering to the Company this Warrant Certificate, the Company shall remit to the Holder of this Warrant (i) $.01 per Called Exercise Share and (ii) a new Warrant to purchase that number of Exercise Shares, if any, which shall not have been subject to the Call Notice.

Call from Amended and Restated Warrant Agreement

THIS SECOND AMENDED AND RESTATED WARRANT AGREEMENT (this Agreement) is made as of the day of November, 2007 between Heckmann Corporation, a Delaware corporation, with offices at 75080 Frank Sinatra Dr., Palm Desert, California 92211 (the Company), and American Stock Transfer & Trust Company, with offices at 59 Maiden Lane, New York, New York 10038 (the Warrant Agent).

Call. Subject to Section 6.4 hereof, not less than all of the outstanding Warrants may be called, at the option of the Company, at any time after they become exercisable and prior to their expiration, at the office of the Warrant Agent, upon the notice referred to in Section 6.2, at the price of $.01 per Warrant (the Call Price), provided that (i) the last sale price of the Common Stock on the American Stock Exchange, or other national securities exchange on which the Common Stock may be traded, has been at least $11.50 per share (the Trigger Price) on each of twenty (20) trading days within any thirty (30) trading day period ending on the third business day prior to the date on which notice of the call is given (the Measurement Period) and (ii) the Public Warrants and the Common Stock underlying such Warrants are covered by an effective registration statement and a current prospectus from the beginning of the Measurement Period through the date fixed for the call; provided, further, that with respect to the Initial Warrants and the Sponsors Warrants, such call right shall not be applicable so long as such Warrants are held by any of the Private Investors or their Permitted Transferees.

Call

THIS WARRANT AND THE SHARES OF COMMON STOCK ISSUABLE UPON EXERCISE HEREOF HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE SECURITIES ACT) OR ANY STATE SECURITIES LAWS AND MAY NOT BE SOLD, TRANSFERRED OR OTHERWISE DISPOSED OF UNLESS REGISTERED UNDER THE SECURITIES ACT AND UNDER APPLICABLE STATE SECURITIES LAWS OR QUANTRX BIOMEDICAL CORPORATION SHALL HAVE RECEIVED AN OPINION OF ITS COUNSEL THAT REGISTRATION OF SUCH SECURITIES UNDER THE SECURITIES ACT AND UNDER THE PROVISIONS OF APPLICABLE STATE SECURITIES LAWS IS NOT REQUIRED.

Call. Notwithstanding anything herein to the contrary, commencing one (1) year following the date the Registration Statement (as defined below) is declared effective by the Securities and Exchange Commission, the Issuer may call up to one hundred percent (100%) of this Warrant then still outstanding by providing the Holder of this Warrant written notice pursuant to Section 13 (the Call Notice); provided, that, in connection with any call by the Issuer under this Section 7, (A) the Per Share Market Value of the Common Stock has been greater than $3.00 for a period of twenty (20) consecutive Trading Days immediately prior to the date of delivery of the Call Notice (a Call Notice Period); (B) a registration statement under the Securities Act providing for the resale of the (i) Warrant Stock and (ii) the shares of Common Stock and the shares of Common Stock issuable upon conversion of the Issuers Series A Preferred Stock which are not saleable in the public securities market pursuant to the exemption from registration under the Securities Act provided by Rule 144(k) of Regulation D, issued pursuant to the Purchase Agreement, (the Registration Statement) is then in effect and has been effective, without lapse or suspension of any kind, for a period of sixty (60) consecutive calendar days, (C) trading in the Common Stock shall not have been suspended by the Securities and Exchange Commission or the OTC Bulletin Board (or other exchange or market on which the Common Stock is trading) and (D) the Issuer is in material compliance with the terms and conditions of this Warrant and the other Loan Documents (as defined in the Purchase Agreement); provided, further, that the Registration Statement must be effective from the date of delivery of the Call Notice until the date which is the later of (i) the date the Holder exercises the Warrant pursuant to the Call Notice and (ii) the 20th day after the Holder receives the Call Notice (the Early Termination Date). The rights and privileges granted pursuant to this Warrant with respect to the shares of Warrant Stock subject to the Call Notice (the Called Warrant Shares) shall expire on the Early Termination Date if this Warrant is not exercised with respect to such Called Warrant Shares prior to such Early Termination Date. In the event this Warrant is not exercised with respect to the Called Warrant Shares, the Issuer shall remit to the Holder of this Warrant (i) $.01 per Called Warrant Share and (ii) a new Warrant representing the number of shares of Warrant Stock, if any, which shall not have been subject to the Call Notice upon the Holder tendering to the Issuer the applicable Warrant certificate.

Call from Amended and Restated Warrant Agreement

THIS AMENDED AND RESTATED WARRANT AGREEMENT (this Agreement) is made as of the 3rd day of October, 2007 between Heckmann Corporation, a Delaware corporation, with offices at 75080 Frank Sinatra Dr., Palm Desert, California 92211 (the Company), and American Stock Transfer & Trust Company, with offices at 59 Maiden Lane, New York, New York 10038 (the Warrant Agent).

Call. Subject to Section 6.4 hereof, not less than all of the outstanding Warrants may be called, at the option of the Company, at any time after they become exercisable and prior to their expiration, at the office of the Warrant Agent, upon the notice referred to in Section 6.2, at the price of $.01 per Warrant (the Call Price), provided that (i) the last sale price of the Common Stock on the American Stock Exchange, or other national securities exchange on which the Common Stock may be traded, has been at least $11.50 per share (the Trigger Price) on each of twenty (20) trading days within any thirty (30) trading day period ending on the third business day prior to the date on which notice of the call is given (the Measurement Period) and (ii) the Public Warrants and the Common Stock underlying such Warrants are covered by an effective registration statement and a current prospectus from the beginning of the Measurement Period through the date fixed for the call; provided, further, that with respect to the Initial Warrants and the Sponsors Warrants, such call right shall not be applicable so long as such Warrants are held by any of the Private Investors or their Permitted Transferees.

Call from Amended and Restated Warrant Agreement

THIS AMENDED AND RESTATED WARRANT AGREEMENT (this Agreement) is made as of the day of , 2007 between Heckmann Corporation, a Delaware corporation, with offices at 75080 Frank Sinatra Dr., Palm Desert, California 92211 (the Company), and American Stock Transfer & Trust Company, with offices at 59 Maiden Lane, New York, New York 10038 (the Warrant Agent).

Call. Subject to Section 6.4 hereof, not less than all of the outstanding Warrants may be called, at the option of the Company, at any time after they become exercisable and prior to their expiration, at the office of the Warrant Agent, upon the notice referred to in Section 6.2, at the price of $.01 per Warrant (the Call Price), provided that (i) the last sales price of the Common Stock has been at least $11.50 per share (the Trigger Price) on each of twenty (20) trading days within any thirty (30) trading day period ending on the third business day prior to the date on which notice of the call is given (the Measurement Period) and (ii) the Public Warrants and the Common Stock underlying such Warrants are covered by an effective registration statement and a current prospectus from the beginning of the Measurement Period through the date fixed for the call; provided, further, that with respect to the Initial Warrants and the Sponsors Warrants, such call right shall not be applicable so long as such Warrants are held by any of the Private Investors or their Permitted Transferees.