function setTall(){
    if (document.getElementById) {
        var divs = new Array(document.getElementById('lh-col'), document.getElementById('rh-col'));
        var maxHeight = 0;
        for (var i = 0; i < divs.length; i++) {
            if (divs[i].offsetHeight > maxHeight) 
                maxHeight = divs[i].offsetHeight;
        }
        for (var i = 0; i < divs.length; i++) {
            divs[i].style.height = maxHeight + 'px';
            if (divs[i].offsetHeight > maxHeight) {
                divs[i].style.height = (maxHeight - (divs[i].offsetHeight - maxHeight)) + 'px';
            }
        }
    }
}

window.onload = function(){
    setTall();
    sf();
}

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