From what I hear and personal experience. Google takes the number one spot with around 90% of the search traffic. Yahoo comes in second then MSN. All the rest are way behind.
To Enable JavaScript Follow These Instructions (or similar for other browser versions)
You may need to restart browser for changes to take effect
Internet Explorer 4.x, 5.x, 6.x and 7.x For Windows
tools menu => internet options => security tab => internet zone => custom level button => check enable active scripting => (enable other … Read more
This is a good site for this sort of thing www.mapcrow.info
To contradict what has been said so far, the difference is that JavaScript can be written on the server side too and can get very complicated. JavaScript is often used as the client scripting language on the same page with PHP which does the server side stuff. ASP or ASP.net is an alternative to PHP.
The maximum is 24 hours. There is a line drawn which lands in the sea where ships gain or lose a whole day by crossing