sub get_blog{
#..
#..
#..some code

$ua->add_req_header("User-Agent", "User-Agent: Mozilla/5.0 (X11; U; Linux i686; pl-PL; rv:1.9) Gecko/2008061015 Firefox/3.0\r") ;

$ua->request($_[0]) or die "unable to get ".$_[0];

my $content = $ua->body();

$ua->reset();

# IF this is first page of blog -> parse constant elements 
# of blog END 
# parse posts and comments
# recurency -> find address & get the next page

}