typing queries into search engines isn’t for everyone or for every purpose. Getting satisfactory results can be daunting, since the output is dependent on the searcher’s skill and experience. By using SimilarSites, surfers start from familiar sites, and discover new and better websites. This make it much simpler to discover other interesting and related sites, all relevant to the surfer’s preferences.
SimilarSites.com takes into account millions of daily user opinions and surfing behaviors when calculating results. This large, diverse panel helps us determine a site's relatedness based on a multitude of factors and criteria. Everyday, more users are using our search feature, downloading our add-on and submitting feedback which leads to even more precise and accurate results. Simply by using its add-on, each SimilarSites member individually contributes valuable information about similar relations between websites. This information is analyzed by their development team and returned to the community with improved SimilarSites results and more.
When searching for a specific website or topic, you will notice that each search result has a unique rating feature - the "Thumbs up" and "Thumbs down" button to the left of each search result. These buttons are factored into our algorithms to continuously improve our output so your feedback really does matter! They ask that you support the SimilarSites community and rate the similar websites as you browse and search the millions of websites in our index.
If you liked SimilarSites.com, try it in browser add-on form - SimilarWeb.
steps:
To change search via address bar to default proceed as follows:
- Open Firefox
- Type "about:config" in address bar
- Type "keyword.URL" to Filter bar
- Rightclick on keyword.URL and click on Reset
then it became bing as my default search engine.
so what did i do:
1. In your Firefox address bar, type "about:config"
2. Yellow warning triangle will show up on the web page, but don't be alarmed, just click on "I'll be careful, I promise" button
3. In the FILTER bar, (looks like your typical address bar), type in "keyword.URL"
4. Double click it and another smaller window will pop up. Replace the highlighted text with the FOLLOWING text:
http://www.google.com/search?ie=UTF-8&oe=UTF-8&q=
If you can say it, you can search for it.You can now search Google by saying your search term, instead of typing it. This could be a convenient way to search if you speak faster than you type or if you're not sure how to spell your search term.
Requirements
You can use Voice Search on the English version of Google.com if you're using the latest version of Chrome. If you already have Chrome installed, click the wrench icon 
and select About Google Chrome to check for a new version. If you don’t have Chrome, you can download Google Chrome 
Make sure your computer has a working microphone. While some laptops and desktops have built-in microphones, others require external ones. You should be able to test the microphone in your computer’s audio settings in system preferences or control panel
Using Voice Search
Open the Chrome browser and go to http://www.google.com/
* Please note Voice Search is available for US English only.