Exhibit 31.2

CERTIFICATIONS

I, Merrill B. Blanksteen certify that:

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| | a) |  | Designed such
 disclosure controls and procedures, or caused such disclosure controls and procedures
 to be designed under our supervision, to ensure that material information relating
 to the registrant, including its consolidated subsidiaries, is made known to us
 by others within those entities, particularly during the period in which this report
 is being prepared;
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| | b) |  | Designed such
 internal control over financial reporting, or caused such internal control over
 financial reporting to be designed under our supervision, to provide reasonable
 assurance regarding the reliability of financial reporting and the preparation of
 financial statements for external purposes in accordance with generally accepted
 accounting principles;       
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| | c) |  | Evaluated
 the effectiveness of the registrants disclosure controls and procedures and
 presented in this report our conclusions about the effectiveness of the disclosure
 controls and procedures, as of the end of the period covered by this report based
 on such evaluation; and                                                                                            
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| | d) |  | Disclosed
 in this report any change in the registrants internal control over financial
 reporting that occurred during the registrants most recent fiscal quarter
 that has materially affected, or is reasonably likely to materially affect, the
 registrants internal control over financial reporting; and                                                                 

|5. |  | The registrants other certifying officer and I have disclosed, based on our most recent evaluation
 of internal control over financial reporting, to the registrants auditors
 and the audit committee of the registrants board of directors (or persons
 performing the equivalent function):
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| | a) |  | All significant
 deficiencies and material weaknesses in the design or operation of internal control
 over financial reporting which are reasonably likely to adversely affect the registrants ability to record, process, summarize and report financial information; and
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| | b) |  | Any fraud,
 whether or not material, that involves management or other employees who have a
 significant role in the registrants internal control over financial reporting.                                                                                               

|Date: |  | July 28, 2008
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| |  | /s/ Merrill
 B. Blanksteen                                      
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| |  | Merrill B.
 Blanksteen                                          
| |  | Executive
 Vice President, Chief Financial Officer and Treasurer
| |  | (principal
 financial officer)