function fixFooter() {
    setFooterPosition();
}

window.onresize = function () {
    setFooterPosition();
};

function setFooterPosition() {
    var conteudo = $('div[id$="wrapperAll"]');
    var rodape = $('div[id$="Footer"]');
    if (rodape.length > 0) {
        if (conteudo.outerHeight() + rodape.outerHeight() > $(document).height()) { rodape.css("position", "relative"); }
        else { rodape.css("position", "fixed"); }
        rodape.css("bottom", "0px");
    }
};