$(function($) {
    $(document).ready(function(){
		var main_img_path = '../images/content/';
		var main_img = $('#main_img');
        main_img.hide();
        main_img.fadeIn(1000);

        $('#thing_nav li > a').mouseover(function() {
            var new_main_img = main_img_path + $(this).attr('class') + '_thing_main.jpg';
			
			if(main_img.attr('src') != new_main_img) {
				main_img.hide();
				main_img.attr('src', new_main_img);
				main_img.show();
			}
        });
    });
});