Почему у меня внутри модального окна не срабатывает js код?

<?php
/**
 * @var $this \yii\web\View
 * @var $model \common\models\RegistryArkBanks
 */

use yii\helpers\Html;
use yii\helpers\Url;
...

$this->registerJsFile('/lk/static/js/vendor.js');

$script = <<<JS
$('input[type="datepicker"]').datepicker();
$('input[type="money"]').mask('000 000 000 000', {reverse: true});
...
JS;
$this->registerJs($script);
?>

<?= Html::beginForm(Url::to(['credit/update', 'id' => $model->id]), 'post', [
    'id' => 'block-credit-create_form'
]) ?>
    <div class="content form">

        ...
        <div class="field">
            <label>Сумма долга<span class="required-symbol">*</span></label>
            <?= Html::input('money', 'RegistryArkBanks[contract_sum]', Html::encode($model->contract_sum), [
                'class' => 'input _fill'
            ]) ?>
            <div class="__error"><?= $model->getFirstError('contract_sum') ?></div>
        </div>
        <div class="field">
            <label>Сумма, взятая в кредитной организации</label>
            <?= Html::input('money', 'RegistryArkBanks[contract_initial_sum]', Html::encode($model->contract_initial_sum), [
                'class' => 'input _fill'
            ]) ?>
            <div class="__error"><?= $model->getFirstError('contract_initial_sum') ?></div>
        </div>
        <div class="field">
            <label>Номер банковской карты</label>
            <?= Html::input('text', 'RegistryArkBanks[contract_card_number]', Html::encode($model->contract_card_number), [
                'class' => 'input _fill'
            ]) ?>
            <div class="__error"><?= $model->getFirstError('contract_card_number') ?></div>
        </div>
        <div class="field">
            <label>Дата заключения<span class="required-symbol">*</span></label>
            <?= Html::input('datepicker', 'RegistryArkBanks[contract_date]', !empty($model->contract_date) ? date('Y-m-d', $model->contract_date) : null, [
                'class' => 'input _fill'
            ]) ?>
            <div class="__error"><?= $model->getFirstError('contract_date') ?></div>
        </div>
        <div class="field">
            <label>Дата начала просрочки</label>
            <?= Html::input('datepicker', 'RegistryArkBanks[date_start_overdue]', !empty($model->date_start_overdue) ? date('Y-m-d', $model->date_start_overdue) : null, [
                'class' => 'input _fill'
            ]) ?>
            <div class="__error"><?= $model->getFirstError('date_start_overdue') ?></div>
        </div>

    </div>
    <div class="footer">
        <button type="submit" href="#" class="btn _fill">Редактировать</button>
    </div>
<?php Html::endForm() ?>

<script>/* Ваш код */</script>
/* код datepicker */
<script src="js/datepicker.js></script>"

/* код datepicker */
<script src="js/datepicker.js></script>"
<script>/* Ваш код */</script>