window.onresize = changePosition;

function getDocHeight() 
{
    var D = document;
    return Math.max(
        Math.max(D.body.scrollHeight, D.documentElement.scrollHeight),
        Math.max(D.body.offsetHeight, D.documentElement.offsetHeight),
        Math.max(D.body.clientHeight, D.documentElement.clientHeight)
    );
}

function changePosition()
{
	var Cent = (getDocHeight() - 600) / 4;
	document.getElementById('flashMenu').style.top = Cent + 600 - 285 + 'px';
	document.getElementById('contents').style.height = Cent + 600 + 'px';
	document.getElementById('contentsFrame').height = Cent + 600  + 'px';
	//document.getElementById('sts').innerHTML = "TotalHeight = " + getDocHeight() + "<br>"+Cent;
}