function marble () {
	
	var contentDiv = document.getElementById('container');
	var contentHeight = contentDiv.offsetHeight;
	var leftDiv = document.getElementById('navigate');
	var pushDown = contentHeight - 368;
if (contentHeight <= 368) {
		leftDiv.style.paddingBottom = '800px';
	} else {
	leftDiv.style.paddingBottom = pushDown + 'px';
	}
}