Help After Update Problem


Hi Everybody ,
i bought my new x10 mini before a week ... so i decided to update my phone today .... i downloaded the pc companion program and started the update .... after a while , because of the fact that my laptop run out of battery , it shutted down . When i tried to open my x10 mini .... the phone did open but it did not boot ..... it opens but it shows me an exclamation mark ..... plz somebody help me :(