<!--

// pre-load nav images
//var nv1 = new Image(); nv1.src = path + 'images/nav/nav_1_over.gif'
var nv2 = new Image(); nv2.src = path + 'images/nav/nav_2_over.gif'
var nv3 = new Image(); nv3.src = path + 'images/nav/nav_3_over.gif'
var nv4 = new Image(); nv4.src = path + 'images/nav/nav_4_over.gif'

var lg1 = new Image(); lg1.src = path + 'images/signin_ib_on.gif'
var lg2 = new Image(); lg1.src = path + 'images/signin_my_on.gif'
var lg3 = new Image(); lg1.src = path + 'images/signin_sha_on.gif'
var lg4 = new Image(); lg1.src = path + 'images/signin_isa_on.gif'


// top navigation rollovers

function navRoll(navPos,status) {

if (navPos == topNavHighlight) { return }
	switch (status) {
	
		case 1: // mouse over
			document.images['nav_' + navPos].src = path + 'images/nav/nav_' + navPos + '_over.gif';
		break;
		
		case 0: // mouse out
			document.images['nav_' + navPos].src = path + 'images/nav/nav_' + navPos + '_off.gif';
		break;
	
	}

}

function topNavHighlightSelect() {
	if (topNavHighlight > 0) {
		document.images['nav_' + topNavHighlight].src = path + 'images/nav/nav_' + topNavHighlight + '_active.gif';
	}
}

function pageLoaded() {
	// page loaded functions
	topNavHighlightSelect()

}

function swapImg(imageName,fileName) {
	if (ie || n || ns7) {
		document.images[imageName].src = fileName
	}
}


// -->