if (document.images) {
  /* Common Top Navigation Rollovers */
	
	menu_home_over = newImage("images/HOME_over.jpg");
	menu_partnerships_over = newImage("images/PARTNERSHIPS_over.jpg");
	menu_history_over = newImage("images/HISTORY_over.jpg");
	menu_parks_over = newImage("images/PARKS_over.jpg");
	menu_links_over = newImage("images/LINKS_over.jpg");
	menu_CONTACT_over = newImage("images/CONTACT_over.jpg");
	
}

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


function over(imgName) {
  if (document.images) 
    document[imgName].src = eval(imgName + '_over.src')
}

function out(imgName) {
  if (document.images)
    document[imgName].src = '/images/' + imgName + '.jpg'
}