//dynamic top navigation
initNav = function() {
	var navRoot = document.getElementById("navigation");
	var lis = navRoot.getElementsByTagName("li");
	for (var i=0; i<lis.length; i++)
	{
		lis[i].onmouseover = function()
		{
			this.className += " hover";
		}
		lis[i].onmouseout = function()
		{
			this.className = this.className.replace(" hover", "");
		}
	}
}

function fixLayout()
{
	var cw = document.getElementById("container").offsetHeight + 300;
	if ( document.documentElement.clientHeight < cw )
	{
		document.getElementById("footer").style.position = "static";
		document.body.style.position = "static";
	}
	else
	{
		document.body.style.position ="relative";
		document.getElementById("footer").style.position = "absolute";
	}
}
function initPage()
{
	fixLayout();
	initNav();
}

if (window.addEventListener){
	window.addEventListener("load", fixLayout, false);
	window.addEventListener("resize", fixLayout, false);
}
else if (window.attachEvent){
	window.attachEvent("onload", initPage);
	window.attachEvent("onresize", fixLayout);
}