$(function(){

	var $boxthemaitem = $(".boxthemaitem");
	var $hiddenfields = $(".box02").find(".hidden");
	
	$($hiddenfields[0]).fadeIn(1000);
	
	$boxthemaitem.each(function(i){
		
		$(this).mouseover(function(){
			$hiddenfields.hide();
			$($hiddenfields[i + 1]).show();
		}).mouseout(function() {
			$hiddenfields.hide();
			$($hiddenfields[0]).show();
		});	
	});
});

/*
// old

$(function(){

	var $boxthemaitem = $(".boxthemaitem");
	var $hiddenfields = $(".box02").find(".hidden");
	
	$($hiddenfields[0]).fadeIn(1000);
	
	$boxthemaitem.each(function(i){
		
		$(this).mouseover(function(){
			$hiddenfields.hide();
			$($hiddenfields[i]).show();
		});	
	});

});
*/