public void removeNode(String group, String Node){
		String[] Nodes = getNodes(group);
		ArrayList<String> NodeList = new ArrayList<String>();
		
		if(containsString(Nodes, Node)){
			for(int i = 0; i < Nodes.length; i++){
				if(!Nodes[i].equalsIgnoreCase(Node)){
					NodeList.add(Nodes[i]);
				}
			}
		}
		
		xm.getPermissions().get().set("groups." + group + ".permissions", NodeList);
		xm.getPermissions().save();
	}