URL change , redirect required

Hi…

i have to 2 things working on my website.. 1st is backend and 2nd is frontend…

is that possible.. that if someone come my website example

http://www.xyz.com/cart/*.* he redirect automatically to http://www.xyz.com/foo/*.*

example >>

xyz.com/cart/hello.php > xyz.com/foo/hello.php
xyz.com/cart/abc.png > xyz.com/foo/abc.png

its possible without plugin… somehow with .htacess or any other way ?
?