function Scroll(div_scroll, botao_esq, botao_dir){
    var jdiv, jbe, jbd;
    if (typeof div_scroll == 'string') {
        jdiv = j('#' + div_scroll);
    } else {
        jdiv = j(div_scroll);
    }
    var imageWidth_scroll = jdiv.parent().width();
    var imageReelWidth_scroll = jdiv.width();
    var pos = 0;
    var max_pos = Math.ceil(imageReelWidth_scroll / imageWidth_scroll) - 1;

    if (typeof botao_esq == 'string') {
        jbe = j('#' + botao_esq);
    } else {
        jbe = j(botao_esq);
    }
    if (typeof botao_dir == 'string') {
        jbd = j('#' + botao_dir);
    } else {
        jbd = j(botao_dir);
    }
    jbe.click(function () {
        pos = Math.max(pos - 1, 0);
        jdiv.animate({
            marginLeft: -pos * imageWidth_scroll
        }, 500 );
        return false;
    });
    jbd.click(function () {
        pos = Math.min(pos + 1, max_pos);
        jdiv.animate({
            marginLeft: -pos * imageWidth_scroll
        }, 500 );
        return false;
    });
}