A working staff puts the ballot box on a table during the preparation for the voting at a polling station in Dixville Notch, New Hampshire, the United States, Nov. 5, 2012. Ten registered voters are expected to cast their ballots at the stroke of midnight on Tuesday Nov. 6, in Dixville Notch, signifying the official beginning of the voting in the 2012 U.S. presidential elections. [Xinhua]