window.onload = function(event) {
    resize();
}

window.onresize = resize;

function resize(event) {
    if (document.getElementById('altContent').clientHeight < 619) {
        //document.getElementById('flash').style.height = '619px';
        document.getElementById('altContent').style.height = '619px';
    } else {
        document.getElementById('altContent').style.height = '100%';
        //document.getElementById('flash').style.height = '100%';
        
    }
}