addLoadEvent(function() {
	if (!document.getElementsByTagName) return; 
	var anchors = document.getElementsByTagName("a"); 
	for (var i=0; i<anchors.length; i++) { 
		var anchor = anchors[i]; 
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") 
			anchor.target = "_blank"; 
	} 
})

addLoadEvent(function() {	
	var navItems = document.getElementById("siteNav").getElementsByTagName("li");	
	for (var i=0; i<navItems.length; i++) {
		if(navItems[i].getElementsByTagName("ul")[0]) {
			if (navItems[i].parentNode.id != "siteNav") {
				var arrowImg = document.createElement('img');
				arrowImg.src = SETTINGS.webRoot + "img/navArrow.gif";
				arrowImg.alt = "";
				navItems[i].getElementsByTagName("a")[0].appendChild(arrowImg);
			}
			navItems[i].onmouseover=function() { this.className += " over"; }
			navItems[i].onmouseout=function() { this.className = ""; }
		}
	}
})