#!/usr/bin/perl -w
use strict;
use Data::Dumper;
  
use WWW::Mechanize::Firefox;
my $mech = WWW::Mechanize::Firefox->new(
	launch => '/usr/bin/firefox',
	tab=>'current',
	frames => 1,

);


$mech->get('http://www.example.com');

# wait for JS to render the login button
my $retries = 10;
#by xpath
while ($retries-- and ! $mech->is_visible( {xpath => '//*[@id="login"]' } )) { 
       sleep 1;
};
   die "Timeout while waiting for site to appear" if 0 > $retries;
print "waitiing retries = $retries\n";

#type the uid & pw
$mech->field( username => 'username'); #by name
$mech->field( password => 'password'); #by name
#sync cos hangs here otherwise
$mech->click( {id=>'login', synchronize => 0}); #by id here

my $string;
my @elements = $mech->xpath('xpath/selector/to/secret/question'); #by xpath here
for(my $x=0;$x<=$#elements;$x++){
	$string = $elements[$x]->{innerHTML}; #get the string
	print "secret question is elements[$x] = $string\n"; #in case there are multiple matches
}
#ok you need some regex here to decide which question is being asked and reply with corresponding answer
$mech->field( SecQuestion => 'secret answer'); #by name here

$mech->click( {id=>"confirm", synchronize => 0});