/*
var imageDir = "http://demos.igadea.com/michvet/images/nav/";
var imageOnStr = "On";
var imageOffStr = "";
var imageExt = ".gif";

var imageNames = new Array('departments','clients','library','news','careers','foundation','contact','links','professionals');
var onImages = new Array();
var offImages = new Array();

if (document.images) {
	for (var i=0; i<imageNames.length; i++) {
		onImages[imageNames[i]] = new Image(); onImages[imageNames[i]].src = imageDir + imageNames[i] + imageOnStr + imageExt;
		offImages[imageNames[i]] = new Image(); offImages[imageNames[i]].src = imageDir + imageNames[i] + imageOffStr + imageExt;
	}
}
*/

var currentPage = null;

function setPage(which) {
	currentPage = which;
	if (which && document.getElementById) {
		document.getElementById(which+'2').className="overNav";
	}
}

var clears = new Array();

function navOver(which) {
	if (document.getElementById) {
		document.getElementById(which+'2').className="overNav";
		var elm = document.getElementById(which+'Nav');
		if (elm) {
			clearTimeout(clears[which]);
			elm.style.display = 'block';
		}
	}
}

function navOut(which) {
	if (which != currentPage) {
		document.getElementById(which+'2').className="offNav";
	}
	
	if (document.getElementById) {
		clears[which] = setTimeout("hideSubnav('"+which+"')",100);
	}
}

function init() {
	
}

function hideSubnav(which) {
	if (document.getElementById) {
		var elm = document.getElementById(which+'Nav');
		if (elm) {
			elm.style.display = 'none';
		}
	}
}