function divsset() {
	document.getElementById('header').style.display = 'block';
	document.getElementById('left').style.display = 'block';
	document.getElementById('footer').style.display = 'block';
	document.getElementById('header').style.height = Math.max(document.getElementById('headerleft').offsetHeight, document.getElementById('headerright').offsetHeight) + 'px';
	document.getElementById('header').style.top = - document.getElementById('header').offsetHeight + 'px';
	document.getElementById('left').style.left = - document.getElementById('left').offsetWidth + 'px';
//	document.getElementById('content').style.left = - document.getElementById('left').offsetWidth + document.getElementById('left').offsetWidth + 'px';
//	document.getElementById('content').style.opacity = 0;
	document.getElementById('footer').style.bottom = - document.getElementById('footer').offsetHeight + 'px';
}

function divsappear() {

	var readyHeader = false;
	var readyLeft = false;
	var readyFooter = false;
	var dHeader = document.getElementById('header');
	var dLeft = document.getElementById('left');
//	var dContent = document.getElementById('content');
	var dFooter = document.getElementById('footer');
	var timer = null;
	divsset();
	var headerTop = - dHeader.offsetHeight;
	var leftLeft = - dLeft.offsetWidth;
	var footerBottom = - dFooter.offsetHeight;

	function divsmove() {
		if(headerTop < 0) {
			if(readyLeft == true) {
				headerTop = headerTop + 1;
				dHeader.style.top = headerTop + 'px';
			}
		} else {readyHeader = true;}
		if(leftLeft < 0) {
			leftLeft = leftLeft + 6;
			dLeft.style.left = leftLeft + 'px';
//			dContent.style.left = leftLeft + dLeft.offsetWidth + 'px';
//			if(contentOpacity < 0.95) {
//				contentOpacity = contentOpacity + 0.05;
//				dContent.style.opacity = contentOpacity;
//			}
		} else {readyLeft = true;}
		if(footerBottom < 0) {
			if(readyLeft == true) {
				footerBottom = footerBottom + 1;
				dFooter.style.bottom = footerBottom + 'px';
			}
		} else {readyFooter = true;}
		if(readyHeader == true && readyLeft == true && readyFooter == true) {
			clearInterval(timer);
		}
	}

	timer = setInterval(divsmove, 10);
}