function maintLayout() {
	targetHeight = document.getElementById('height_ref').offsetHeight;
	targetHeight = targetHeight - 120;
	
	altHeight = document.getElementById('h1').offsetHeight;
	
	if (targetHeight > altHeight) {
		document.getElementById('h1').style.height = targetHeight + 'px';
		document.getElementById('h2').style.height = targetHeight + 'px';
		document.getElementById('bg_grey').style.height = targetHeight - document.getElementById('bg_grey').offsetTop + 'px';
	}
	else {
		document.getElementById('h1').style.height = altHeight + 'px';
		document.getElementById('h2').style.height = altHeight + 'px';
		document.getElementById('bg_grey').style.height = altHeight - document.getElementById('bg_grey').offsetTop + 'px';
	}
}