[easy] How to make a right-click menu instance?

// CustomMenu.as

package com.website.utils
{
	
	import flash.display.Sprite;
	import flash.events.ContextMenuEvent;
	import flash.ui.ContextMenu;
	import flash.ui.ContextMenuItem;
	import flash.events.*;
	
	public class CustomMenu extends Sprite
	{
		
		private var menuItem1:String = "dsfdsfsfd";
		
		public function CustomMenu():void {
			var stageMenu:ContextMenu = new ContextMenu;
			stageMenu.hideBuiltInItems();
			var item1:ContextMenuItem = new ContextMenuItem(menuItem1);
			item1.addEventListener(ContextMenuEvent.MENU_ITEM_SELECT, itemChosen);
			stageMenu.customItems.push(item1);	
			this.contextMenu = stageMenu;	
		}

		private function itemChosen(event:ContextMenuEvent):void {
			
		}
		
	}
	
}

and…

// DocumentClass.as

package 
{
	import flash.display.MovieClip;
	import com.website.utils.CustomMenu;
	
	public class  DocumentClass extends MovieClip
	{
		public function DocumentClass():void {
			
			var rightClickMenu:CustomMenu = new CustomMenu();
			
		}
	}
	
}

Why isnt this working? Just trying to use that CustomMenu class I built to make the movie have a right-click menu.