var app_navigation = {
		
	catId : null,
	request : null,

	getArticleList : function(id) {
		app_navigation.catId = id;
		
		if(app_navigation.request) {
			app_navigation.request.abort();
		}

		// show loader
		$('#submenu_articlelist_' + app_navigation.catId).html("");
		$('#submenu_articlelist_' + app_navigation.catId).addClass("load");
		
		app_navigation.request = $.ajax( {
			type : "POST",
			url : "/index.php",
			dataType : "text",
			data : "cl=aList&fnc=loadArticleListForNavigation&id=" + id
					+ "&cnid=" + id,
			success : function(data) {
				app_navigation.showArticles(data);
			}
		});
	},

	showArticles : function(data) {
		if ($('#submenu_articlelist_' + app_navigation.catId).hasClass("load")) {
			$('#submenu_articlelist_' + app_navigation.catId).removeClass("load");
		}
		$('#submenu_articlelist_' + app_navigation.catId).html(data);
		app_navigation.request = null;
	}

};