These days Google is target one for every site. If you are using any CMS to develop your website it is must to optimize your site according to basic web standards. If it is the case that you are using Joomla as your CMS. It is must to change the URL to Search Engine Friendly so that the site content can be tracked by major search Engines easily.
The steps to make the Joomla URL search engine friendly are ::
- Access htaccess.txt in your root directory and rename it to .htaccess
- Visit your Joomla Global Configuration and in SEO settings set all options to ‘yes’ and save.

any help with ugly urls , can’t get rid of numbers in urls .aliases saved without numbers ,but still numbers(article id’ s) in urls .making me crazy should i switch to wordpress ?
Joomla is not great search engine friendly when compared to WordPress. Changing Ugly URL’s is not possible in all themes and moreover their is an extension which helps in search engine friendly url’s but that is paid one