$(document).ready(function(){
	$(".nav").children("li").each(function() {
		var current = "nav current-" + ($(this).attr("class"));
		var parentClass = $(".nav").attr("class");
		if (parentClass != current) {
			$(this).children("a").css({backgroundImage:"none"});
		}
	});	


	// create events for each nav item
	attachNavEvents(".nav", "design");
	attachNavEvents(".nav", "photography");
	attachNavEvents(".nav", "about");


	function attachNavEvents(parent, myClass) {
		$(parent + " ." + myClass).mouseover(function() {
			$(this).append('<div class="nav-' + myClass + '"></div>');
			$("div.nav-" + myClass).css({display:"none"}).fadeIn(200);
		}).mouseout(function() {
			$("div.nav-" + myClass).fadeOut(200, function() {
				$(this).remove();
			});
		}).mousedown(function() {
			$("div.nav-" + myClass).attr("class", "nav-" + myClass + "-click");
		}).mouseup(function() {
			$("div.nav-" + myClass + "-click").attr("class", "nav-" + myClass);
			
			
		});
	}



});