function pop_fb() {
    var confirmWin = null;
    confirmWin = window.open('http://www.facebook.com/ticketshow?ref=profile', 'Persona', 'width=1000,height=800');
}

function pop_tw() {
    var confirmWin = null;
    confirmWin = window.open('http://twitter.com/ticketshow', 'Persona', 'width=830,height=700');
}