$(function() {

	// Disable the form submission
	$('form').submit(function() {
	    alert("User and Password do not match. Please try again.");
	    return false;
	});
	
	// page content fade in
	$('#page_content').hide().fadeIn(500);
	
	// window onloading default menu drop down
	var $nav_lists = $('#nav_wrapper > li');
	var bodyclass = $('body').attr('class');
	var $def_menu = $( "#"+ bodyclass );
	$nav_lists.not($def_menu).css("top", '-50px');
	
	function pageUnload(obj) {
			$def_menu.stop().animate({ "top" : '-50px'}, 500);
			$('#page_content').fadeOut(500);
			//delay window unload
			var href = obj.children('a').attr("href");
			setTimeout(function () { window.location = href;}, 500);		
	}
	
	//menu click effects
	$nav_lists.click( function() {
		if( this.id != bodyclass ){		
			$(this).stop().animate({ "top" : '0'}, 500);
			pageUnload($(this));
		}
		return false; 
	});
	
	//logo click effects
	$("#logo h1").click( function() {
		if( bodyclass != "nav0" ){			
			pageUnload($(this));
		}
		return false; 
	});

});