// JavaScript to re-position footer
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('outershell').offsetHeight;
				var footerElement = document.getElementById('footer');
				var footerHeight  = footerElement.offsetHeight;
				if (windowHeight - (contentHeight + footerHeight) >= 0) {
					footerElement.style.position = 'absolute';
					footerElement.style.bottom = '0px';
					footerElement.style.top = 'auto';
				}
				else {
					footerElement.style.position = 'static';
				}
			}
		}
}
	
$(document).ready(function(){
   setFooter();
});	
window.onresize = function() {
	setFooter();
}