marquees = new Array()
marqueelinks = new Array()

marquees[0] = "/images/marquees/vendetti_marquee_nodate.jpg";
marquees[1] = "/images/marquees/wright.jpg";
marquees[2] = "/images/marquees/casazza3.jpg";
marquees[3] = "/images/marquees/pakes4.jpg";
marquees[4] = "/images/marquees/bush4.jpg";
marquees[5] = "/images/marquees/goodwin3.jpg";

marqueelinks[0] = "/science/fieldnotes/vendetti_0806.php";
marqueelinks[1] = "/science/fieldnotes/wright_0809.php";
marqueelinks[2] = "/science/fieldnotes/casazza_0711c.php";
marqueelinks[3] = "/science/fieldnotes/pakes_0806d.php";
marqueelinks[4] = "/science/profiles/bush_0704d.php";
marqueelinks[5] = "/science/fieldnotes/goodwin_0801c.php";



var marqueeindex = 0;

function marqueenext() {

	marqueeindex++;
	
	if (marqueeindex == marquees.length){
	
		marqueeindex = 0;
		}
	
	document.marquee.src=marquees[marqueeindex];
	document.getElementById('marquee_link').href=marqueelinks[marqueeindex];
	return false;
	
	}
	
function marqueeprev() {

	marqueeindex--;
	
	if (marqueeindex == -1){
	
		marqueeindex = marquees.length - 1;
		}
	
	document.marquee.src=marquees[marqueeindex];
	document.getElementById('marquee_link').href=marqueelinks[marqueeindex];
	return false;
	
	}