<!--
function getWindowHeight() {

	var windowHeight = 0;

	if (typeof(window.innerHeight) == 'number') {

		windowHeight = window.innerHeight;
	} else {

		if (document.documentElement && document.documentElement.clientHeight) {

			windowHeight = document.documentElement.clientHeight;
		} else {

			if (document.body && document.body.clientHeight) {

				windowHeight = document.body.clientHeight;
			}
		}
	}
	return windowHeight;
}

function setFooter() {

	if (document.getElementById) {

		var windowHeight = getWindowHeight();

		if (windowHeight > 0) {

			var contentHeight = document.getElementById('index').offsetHeight;
			var bannerElement = document.getElementById('extbanner');
			var bannerHeight  = bannerElement.offsetHeight;
			var footerElement = document.getElementById('banner');
			var footerHeight  = footerElement.offsetHeight;

			if (windowHeight - (contentHeight + bannerHeight + footerHeight) >= 0) {

				footerElement.style.position = 'relative';
				footerElement.style.top = (windowHeight - (contentHeight + bannerHeight + footerHeight)) + 'px';
			} else {

				footerElement.style.position = 'static';
			}
		}
	}
}

window.onload = function() {

	setFooter();
}

window.onresize = function() {

	setFooter();
}
//-->