var li = $("<li class="TopNav arrow" secondMenu="menu_" + i + ""></li>");
var a = $("<a></a>").append("<span class="icon"></span>" + Menu[i].Name);
var span = $("<span class="site-nav-arrow"></span>");
li.append(a);
li.append(span);
//li.data("Children", Menu[i].Children);
$("#menu").append(li);