function initLayout() {
	var _showWidth = 1288;

	var _page = document.getElementById('main');
	var _banner = document.getElementById('banner');

	if(_page) {
		function fixLayout() {
			if(getClientWidth() >= _showWidth) _banner.style.display = 'block';
			else _banner.style.display = 'none';
		}
		window.onresize = fixLayout;
		fixLayout();
	}
}

function getClientWidth(){return document.compatMode=='CSS1Compat' && !window.opera?document.documentElement.clientWidth:document.body.clientWidth;}
function getClientHeight(){return document.compatMode=='CSS1Compat' && !window.opera?document.documentElement.clientHeight:document.body.clientHeight;}

if (window.addEventListener) window.addEventListener("load", initLayout, false);
else if (window.attachEvent) window.attachEvent("onload", initLayout);