No, that means that you have not followed the Google Checkout integration instructions. The link is provided in E-junkie Seller Admin > Edit Profile
You can either create a discount in the product that eqauls the product price and give that to journalists and direct them to your shop which has E-junkie cart buttons (buy now buttons can't support $0 checkout) OR you can individually send them download link from E-junkie Seller Admin > Send free thank you email, download, code.