<!--

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		header_logo_over = newImage("images/header_logo-over.gif");
		photographs_over = newImage("images/photographs-over.gif");
		bio_over = newImage("images/bio-over.gif");
		misc_over = newImage("images/misc-over.gif");
		contact_over = newImage("images/contact-over.gif");
		preloadFlag = true;
	}
}


function showToolTip(text){ 
 var tt = document.getElementById('tooltip');
 tt.innerHTML=""+text;
}

function hideToolTip(){ 
 var tt = document.getElementById('tooltip');
 tt.innerHTML="&nbsp;";
 } 


// -->