Why?
Having a wide screen? Use the vertical space which offers to search with more search engines at once.
How?
Simply enter your search query to the top most input box and hit enter:

add
You can add some other search engines:

space tiggered search
Via check box located right next to the search box you can enable automatic searching when ever you write a space. If the search results are not good enough, just continue typing in more key words:

change
To change a search engine in a column:

add after
To add another search engine after a column:

remove
To remove search engine column:

bookmark and share
Here you can find current meonl link:

It's clickable and can be sent. The link looks like this:
http://search.meonl.com/en/?s=gb&q=meon.sk
orhttp://search.meonl.com/en/?s=gb
orhttp://search.meonl.com/en/?q=meon.sk
"s=gb" means to open two columns
with google.com in the first and bing.com in the second one.
"q=meon.sk" contains the search keywords.
Additional language search
When changeing a search engine it is also possible to choose a different language:

Entered search phrase will be automatically translated, using Google Translate, into the selected language and the language search hostname will be used to search. Example in case of Spanish and Google the google.es will be used in that column.
other primary languages
So?
So you can start searching now - http://search.meonl.com/.
Firefox Add-on
You can add this search to Firefox as Add-on.