how to make a website like this

can anyone tell me how to make a website, like the link below please. baiscally i want the background to be fixed and and all the information in the middle so when i scrill down only the text moves.
http://www.tfl.gov.uk/
Answer #1
The template is made that way…. you can find these type on template in template and script section….
Answer #2
is there a chance you can find me one similair to that