<?xml version="1.0"?>
<t name="Livechat : external_script field of livechat channel" t-name="im_livechat.external_loader">
            <!-- css style -->
            <link t-attf-href="{{url}}/im_livechat/external_lib.css" rel="stylesheet"/>
            <!-- js of all the required lib (internal and external) -->
            <script t-attf-src="{{url}}/im_livechat/external_lib.js" type="text/javascript"/>
            <!-- the loader -->
            <script t-attf-src="{{url}}/im_livechat/loader/{{channel_id}}" type="text/javascript"/>
        </t>

        