$(document).ready(function () {

    $('.signature-column').append(' <a class="expand" href="#">[Expand]</a>');

    $('.expand').click(function () {

        // swap cell title into cell text for each cell in this column

        $(".shortened-signature", $(this).parents('table')).each(function () {

            $(this).text($(this).attr('title')).removeAttr('title');

        });

        $(this).remove();

        return false;

    });

});