Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in this Registration Statement on Form
S-4/A of our report dated March 2, 2007, except for Note 18, as for which the date is November 26,
2007, relating to the financial statements, managements assessment of the effectiveness of
internal control over financial reporting and the effectiveness of internal control over financial
reporting, which appears in the Current Report on Form 8-K dated November 27, 2007. We also
consent to the incorporation by reference of our report dated March 2, 2007 relating to the
financial statement schedule, which appears in the Annual Report on Form 10-K for the year ended
December 31, 2006. We also consent to the reference to us under the heading Experts in such
Registration Statement.
/s/
PricewaterhouseCoopers LLP
Atlanta, Georgia
December 5, 2007