// Does Namespace 'ml' exist
     if (typeof(ml) != "undefined") { 
	// Build ListMenu by the id of the root ul element
	var oMenu1 = new ml.buildList("menu1"); }

// Does Namespace 'ml' exist
     if (typeof(ml) != "undefined") { 
	// Build ListMenu by the id of the root ul element
	var oMenu2 = new ml.buildList("menu2"); }

// Does Namespace 'ml' exist
     if (typeof(ml) != "undefined") { 
	// Build ListMenu by the id of the root ul element
	var oMenu3 = new ml.buildList("menu3"); }

// Does Namespace 'ml' exist
     if (typeof(ml) != "undefined") { 
	// Build ListMenu by the id of the root ul element
	var oMenu4 = new ml.buildList("menu4"); }