HTML code (head) :
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<script src="https://api-psa-exchange.autobiz.com/assets/nrm/js/autobizNrm.js"></script>
<script src="https://iframe.clic2sell.com/c2s-integration-0.0.5.js"></script>
HTML code (body) :
<button id="nrmWidgetOpenButton" class="universaleHrefExchangeWidget" data-toggle="modal" data-target="#nrmModal"
data-action="init" data-method="GET" title="view">Start Widget</button>
<div class="partExchange">
<div id="nrmModal" class="modal fade" data-options="closeOnBackgroundClick:false" data-reset-on-close="true" tabindex="-1">
<div class="modal-dialog">
<div class="modal-content">
<button type="button" class="close" id="close-estimate" data-dismiss="modal" aria-label="Close"></button>
<div class="modal-body">
<div class="modal-content" id="modal-content"></div>
</div>
</div>
</div>
</div>
</div>
JS code (before body end):