how do i get my webmail site running on secure.tuxblogger.nl/webmail

NameVirtualHost *:80

<VirtualHost *:80>
    ServerName www.tuxblogger.nl
    Redirect /webmail https://secure.tuxblogger.nl/webmail
    Redirect /mail https://secure.tuxblogger.nl/webmail
    DocumentRoot /var/www/apache2-default
    <Directory "/var/www/apache2-default">
        Options None
        AllowOverride None
        Order allow,deny
        Allow from all
    </Directory>
</VirtualHost>

<VirtualHost *:80>
    ServerName secure.tuxblogger.nl
    Redirect / https://secure.tuxblogger.nl/webmail
</VirtualHost>

NameVirtualHost *:443

<VirtualHost *:443>
    ServerName secure.tuxblogger.nl/webmail:443
    ServerAdmin webmaster@tuxblogger.nl
    SSLEngine on
    SSLCertificateFile /etc/tls/tuxblogger.nl-certificate.pem
    SSLCertificateKeyFile /etc/tls/tuxblogger.nl-privatekey.pem
    DocumentRoot /var/www/squirrelmail
    <Directory /var/www/squirrelmail>
        Options Indexes FollowSymLinks MultiViews
        AllowOverride AuthConfig
        Order allow,deny
        allow from all
    </Directory>
    LogLevel warn
    ErrorLog /var/log/apache2/error-squirrelmail.log
    TransferLog /var/log/apache2/access-squirrelmail.log
    ServerSignature On
</VirtualHost>