EXHIBIT A

            In  accordance  with Rule 13d-1(k) under the Securities Exchange Act
of 1934, as amended, each of  the  undersigned  does hereby consent and agree to
the joint filing on behalf of each of them of a statement  on  Schedule  13G and
all  amendments  thereto  with  respect  to the Common Stock of Kitty Hawk, Inc.
beneficially  owned by each of them, and the  inclusion  of  this  Joint  Filing
Agreement as an exhibit thereto.

Dated: February 16, 2007


                                          Maple Leaf Capital I, L.L.C.*

                                                By: /s/ Dane Andreeff
                                                -------------------------
                                                Name: Dane Andreeff
                                                Title: Managing Member