//dynamic top navigation
initNav = function() {
	var navRoot = document.getElementById("main-nav");
	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", "");
		}
	}
}

if (document.all && window.attachEvent)
	attachEvent("onload", initNav);
	
function detectSafari() { 
if (navigator.appVersion.indexOf("Safari") != -1) 
   document.body.className += " safari"; 
} 

if (window.addEventListener)
	window.addEventListener("load", detectSafari, false);