# method 1:
   my $req = new HTTP::Request POST => 
      'http://www.environet.gov.on.ca/dwws-app/DWWSApp';
   $req->content_type('application/x-www-form-urlencoded');
   $req->content('username=frankie&password=tomato');

   # method 2:
   $req = HTTP::Request->new(GET => 
      'http://www.environet.gov.on.ca/dwws-app/DWWSApp?username=frankie&password=tomato');