browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);

if (browserVer >= 3) version = "n3";
else version = "n2";
if (version == "n3") {
	new_work_dn = new Image;	 		new_work_dn.src = "images/nav/new_work_dn.gif";
	new_work_up = new Image;	 		new_work_up.src = "images/nav/new_work_up.gif";
	landscapes_dn = new Image;			landscapes_dn.src = "images/nav/landscapes_dn.gif";
	landscapes_up = new Image;			landscapes_up.src = "images/nav/landscapes_up.gif";
	coyahoga_valley_dn = new Image;		coyahoga_valley_dn.src = "images/nav/coyahoga_valley_dn.gif";
	coyahoga_valley_up = new Image;		coyahoga_valley_up.src = "images/nav/coyahoga_valley_up.gif";
	structure_and_site_dn = new Image;	structure_and_site_dn.src = "images/nav/structure_and_site_dn.gif";
	structure_and_site_up = new Image;	structure_and_site_up.src = "images/nav/structure_and_site_up.gif";
	still_life_dn = new Image;	 		still_life_dn.src = "images/nav/still_life_dn.gif";
	still_life_up = new Image;	 		still_life_up.src = "images/nav/still_life_up.gif";
	special_projects_dn = new Image;	special_projects_dn.src = "images/nav/special_projects_dn.gif";
	special_projects_up = new Image;	special_projects_up.src = "images/nav/special_projects_up.gif";
}

function flip (imageID,objectName) {
	if (version == "n3") {document.images[imageID].src = eval(objectName + ".src");}
}