Here's a brief listing of the required modules required for the perl
parser to work and their CPAN locations. CPAN is your friend!

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Module id = HTML::LinkExtor
    DESCRIPTION   Extract links from HTML documents
    CPAN_USERID  GAAS (Gisle Aas <gisle@aas.no>)
    CPAN_VERSION 1.19
    CPAN_FILE    GAAS/HTML-Parser-2.25.tar.gz
    DSLI_STATUS  RmpO (released,mailing-list,perl,object-oriented)
    MANPAGE      HTML::LinkExtor - Extract links from an HTML document
    INST_FILE    /usr/lib/perl5/site_perl/5.005/HTML/LinkExtor.pm
    INST_VERSION 1.19

ftp://ftp-mirror.internap.com/pub/CPAN/authors/id/GAAS/HTML-Parser-2.25.tar.gz
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Module id = LWP::UserAgent
    DESCRIPTION  A WWW UserAgent class
    CPAN_USERID  GAAS (Gisle Aas <gisle@aas.no>)
    CPAN_VERSION 1.69
    CPAN_FILE    GAAS/libwww-perl-5.47.tar.gz
    DSLI_STATUS  RmpO (released,mailing-list,perl,object-oriented)
    MANPAGE      LWP::UserAgent - A WWW UserAgent class
    INST_FILE    /usr/lib/perl5/site_perl/5.005/LWP/UserAgent.pm
    INST_VERSION 1.69

ftp://ftp-mirror.internap.com/pub/CPAN/authors/id/GAAS/libwww-perl-5.47.tar.gz
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Module id = HTML::Parser
    DESCRIPTION   Basic HTML Parser
    CPAN_USERID  GAAS (Gisle Aas <gisle@aas.no>)
    CPAN_VERSION 2.25
    CPAN_FILE    GAAS/HTML-Parser-2.25.tar.gz
    DSLI_STATUS  RmpO (released,mailing-list,perl,object-oriented)
    MANPAGE      HTML::Parser - HTML tokenizer
    INST_FILE    /usr/lib/perl5/site_perl/5.005/HTML/Parser.pm
    INST_VERSION 2.25

ftp://ftp-mirror.internap.com/pub/CPAN/authors/id/GAAS/HTML-Parser-2.25.tar.gz
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Module id = HTML::TokeParser
    DESCRIPTION   Alternative HTML::Parser interface
    CPAN_USERID  GAAS (Gisle Aas <gisle@aas.no>)
    CPAN_VERSION 2.07
    CPAN_FILE    GAAS/HTML-Parser-2.25.tar.gz
    DSLI_STATUS  RmpO (released,mailing-list,perl,object-oriented)
    MANPAGE      HTML::TokeParser - Alternative HTML::Parser interface
    INST_FILE    /usr/lib/perl5/site_perl/5.005/HTML/TokeParser.pm
    INST_VERSION 2.07

ftp://ftp-mirror.internap.com/pub/CPAN/authors/id/GAAS/HTML-Parser-2.25.tar.gz
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Module id = URI::URL
    DESCRIPTION  Uniform Resource Locator objects
    CPAN_USERID  GAAS (Gisle Aas <gisle@aas.no>)
    CPAN_VERSION 5.02
    CPAN_FILE    GAAS/URI-1.04.tar.gz
    DSLI_STATUS  RmpO (released,mailing-list,perl,object-oriented)
    MANPAGE      URI::URL - Uniform Resource Locators
    INST_FILE    /usr/lib/perl5/site_perl/5.005/URI/URL.pm
    INST_VERSION 5.02

ftp://ftp-mirror.internap.com/pub/CPAN/authors/id/GAAS/URI-1.04.tar.gz
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