$(document).ready(function() {
	

			
	$('.spot img').mouseover(function() {
		$(this).attr('src','img/spotbig.png').fadeIn();
		var name = $(this).attr("alt");
		$('#refhead').replaceWith('<div id="refhead">'+name+'</div>');
		$('#refhead').fadeIn(500);
	});
	
	$('.spot img').mouseout(function(){
		$(this).attr('src','img/spotsmall.png').fadeIn();
		$('#refhead').fadeOut(500);
	});

});