function preLoadNav() {
	var preLoadHolder = new Array(preLoadNav.arguments.length);
	for (var i = 0; i < preLoadNav.arguments.length; i++) {
		preLoadHolder[i] = new Image();
		preLoadHolder[i].src = preLoadNav.arguments[i];
	}
}

function replaceBannerImg() {
	if(document.getElementById) {
		var iRnd = Math.ceil(Math.random() * 8);	//	Needs to be adjusted if more images are
													//	added; right now there are 8.
	
		document.getElementById('flash').innerHTML = '<img src="/images/banner/top-' + iRnd + '.jpg" alt="Freedom to hope, to excel, and to be" />';
	
	}
}


function externalLinks() {
	if (document.getElementsByTagName) {
		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";
			}
		}
		
		//	Also need to get areas from an image map
		var anchors = document.getElementsByTagName("area");
		for (var i = 0; i < anchors.length; i++) {
			var anchor = anchors[i];
			if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") {
				anchor.target = "_blank";
			}
		}
	}
}