/* Pop-Up Redes Sociales */
$('.popup-redes').click(function (event) {
    var width = 700,
        height = 450,
        left = ($(window).width() - width) / 2,
        top = ($(window).height() - height) / 2,
        url = this.href,
        opts = 'status=1' +
        ',width=' + width +
        ',height=' + height +
        ',top=' + top +
        ',left=' + left;
    window.open(url, 'twitter', opts);
    return false;
});