public String complete(String command, Modes mode, String extend){
		String cmd = command;
		if(extend != null && !extend.equals("")){
			if(cmd.startsWith("no ")){
				cmd = "no " + extend + " " + cmd.substring(3);
			}
			else{
				cmd = extend + " " + cmd;
			}
		}
		cmd = commands.complete(cmd, mode);
		if(cmd!=null && extend != null && !extend.equals("")){
			if(cmd.startsWith("no ")){
				cmd = "no " + cmd.substring(3+extend.length()+1);
			}
			else{
				cmd = cmd.substring(extend.length()+1);
			}
		}
		return cmd;
	}