How do I get rid of this? What is this method called? Why on earth would anyone want to mimic my site?

my site: xhttp://www.jntraffic.com

copy? xhttp://www.sun-villas-portugal.com/abcdefghijklmnopqrstuvwxyz@@@@@@@@@@@@@@@@@@@@@@@@ @@/lsh/fetch.cgi?base=http://www.laurasolholidays.co.uk&url=%22http://www.jntraffic.com/%22

Thx!