una/template/form_field_custom_suggestions.html

<div id="__id__" class="bx-form-input-autotoken bx-def-font-inputs bx-form-input-text">
    __vals__
    <input type="text" value="" placeholder="__placeholder__" class="bx-def-font-inputs bx-form-input-text" />
</div>
<script>
	$(function(){
		bx_autocomplete_fields('__id__','__url_get_recipients__','__name__',__b_img__,__only_once__,__on_select__);
	});
</script>