$(document).ready(function(){
    // find external classed links and launch them in a new window.
    $('a.external').click(function(){
        if (typeof $(this).attr('href') != 'undefined') {
            url = $(this).attr('href');
            win_name = "Bapty & Co";
            win_desc = "directories=1,location=1,status=1,resizable=1,scrollbars=1,menubar=1,status=1,titlebar=1,toolbar=1";
            window.open(url, win_name, win_desc);
        }
        return false;
    })
});