[HEPL] Product who adds a sentence in the footer

[MetalORock]

Hi all

I try to make a product who add a sentence in the footer, for exemple, underneath the copyright vbulletin.

I start in php code so i need help

See here the source of this product, but it must have some errors i think...

<?xml version="1.0" encoding="ISO-8859-1"?>

<product productid="tradvbr" active="1">
    <title>Traduction des Hacks</title>
    <description><![CDATA[Ajoute en dessous du Copyright l'origine de la traduction des hacks.]]></description>
    <version>1.0</version>
    <url />
    <versioncheckurl />
    <dependencies>
    </dependencies>
    <codes>
    </codes>
<templates>
    <template name="tradvbr_footer" templatetype="template" date="1210176369" username="LtD" version="1.0"><![CDATA[<if condition="$vboptions[tradvbr_oui]==1">
<br />Traduction des Hacks
</if>]]></template>
</templates>
    <plugins>
<plugin active="1" executionorder="5">
            <title>cache</title>
            <hookname>cache_templates</hookname>
            <phpcode><![CDATA[$globaltemplates  = array_merge($globaltemplates, array('tradvbr_footer'));]]></phpcode>
        </plugin>
        <plugin active="1" executionorder="5">
            <title>main_code</title>
            <hookname>global_start</hookname>
            <phpcode><![CDATA[         
            if ($vbulletin->options['tradvbr_oui'] == '1')    
            {
$vbulletin->templatecache['footer'] = str_replace('tradvbr_footer'),$vbulletin->templatecache['footer']);
}
]]></phpcode>
        </plugin>
    </plugins>
    <phrases>
        <phrasetype name="vBulletin Settings" fieldname="vbsettings">
            <phrase name="setting_tradvbr_oui_desc" date="1210176369" username="LtD" version="1.0"><![CDATA[Voulez vous ajouter dans le copyright l'origine des traductions de hacks ?]]></phrase>
            <phrase name="setting_tradvbr_oui_title" date="1210176369" username="LtD" version="1.0"><![CDATA[Activation]]></phrase>
            <phrase name="settinggroup_tradvbr" date="1210176051" username="LtD" version="1.0"><![CDATA[Traduction des Hacks]]></phrase>
        </phrasetype>
    </phrases>
    <options>
        <settinggroup name="tradvbr" displayorder="65535">
            <setting varname="tradvbr_oui" displayorder="1">
                <datatype>boolean</datatype>
                <optioncode>yesno</optioncode>
                <defaultvalue>1</defaultvalue>
            </setting>
        </settinggroup>
    </options>
    <helptopics>
    </helptopics>
    <cronentries>
    </cronentries>
    <faqentries>
    </faqentries>
</product>

Thanks in advance for your help