$(function() {
    footerStick()
    $(window).resize(footerStick);
});


function footerStick() {
    var headerHeight = $("div#header").height();
    var footerHeight = $("div#footer").height();
    var windowHeight = $(window).height();
    var finalHeight = windowHeight - headerHeight - footerHeight - 20;
    if (finalHeight > $("div#content-inner-inner").height()) {
        $("div#content-inner-inner").height(finalHeight);
    }
}