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                                                                   EXHIBIT 10.68

                                                           Call Option Agreement
                                     Dongguan Focus Media Acknowledgement Letter

                   ACKNOWLEDGEMENT LETTER FOR PARTICIPATION OF
                              CALL OPTION AGREEMENT

SHANGHAI FOCUS MEDIA ADVERTISEMENT CO., LTD. (registered address: Room 1003F,
No. 1027, Changning Road, Changning District, Shanghai), SHANGHAI FOCUS MEDIA
ADVERTISING AGENCY CO., LTD., (registered address: Room A65, 28 Floor, No.369,
Jiangsu Road, Changning District, Shanghai) (hereinafter the "PARTICIPATING
SHAREHOLDERS" collectively) and DONGGUAN FOCUS MEDIA ADVERTISEMENT CO., LTD.
(registered address: Floor 8, Shenghe Dalang Commercial Building, Nanchen
District, Dongguan) (hereinafter the "NEW TARGET COMPANY"), as independent
party, hereby agree to participate in the Call Option Agreement among Focus
Media Technology (Shanghai) Co., Ltd. (hereinafter "FOCUS MEDIA TECHNOLOGY"),
Shanghai Focus Media Advertisement Co., Ltd. and other relevant parties
(hereinafter "CALL OPTION AGREEMENT") dated March 28 2005. The Participating
Shareholders hereby grant Focus Media Technology with an irrevocable equity Call
Option (hereinafter "CALL OPTION") in respect to 50% and 50% of the equity share
of New Target Company held by them respectively (hereinafter "NEWLY INCREASE
EQUITY SHARE"). Once this Acknowledgement Letter is executed by the
Participating Shareholders and the New Target Company, the New Target Company
and the Newly Increase Equity Share shall be the "Target Company" and "Option
Equity" defined under the Call Option Agreement; and the Participating
Shareholders and the New Target Company immediately make the same
representations and warranties in respect to the New Target Company and relevant
equity Call Option under the Call Option Agreement in respect to the defined
Target Company and Call Option (which shall in relation to the Participating
Shareholders and New Target Company, and shall be limited to those applicable to
Participating Shareholders and New Target Company) and undertake the same
obligations therein (which shall in relation to the Participating Shareholders
and New Target Company, and shall be limited to those applicable to
Participating Shareholders and New Target Company).

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                                [EXECUTION PAGE]

SHANGHAI FOCUS MEDIA ADVERTISEMENT CO., LTD.
(CHOP)

Sign:  /s/ Jason Nanchun Jiang
      --------------------------------
Name: Jason Nanchun Jiang
Position: Authorized Representative
Date: May 22, 2006

SHANGHAI FOCUS MEDIA ADVERTISING AGENCY CO., LTD.
(CHOP)

Sign:  /s/ Jason Nanchun Jiang
      -------------------------------
Name: Jason Nanchun Jiang
Position: Authorized Representative
Date: May 22, 2006

DONGGUAN FOCUS MEDIA ADVERTISEMENT CO., LTD.
(CHOP)

Sign:  /s/ Jason Nanchun Jiang
      --------------------------------
Name: Jason Nanchun Jiang
Position: Authorized Representative
Date: May 22, 2006

FOCUS MEDIA TECHNOLOGY (SHANGHAI) CO., LTD.
(CHOP)

Sign:   /s/ Jason Nanchun Jiang
      ------------------------------
Name: Jason Nanchun Jiang
Position: Authorized Representative
Date: May 22, 2006