Stack Overflow Answer

Proposed answer to http://stackoverflow.com/questions/38282577/bootstrap-3-2-0-modal-dialogs-jquery

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
<div class="modal fade" id="add-panel" tabindex="-1" role="dialog">
  <div class="modal-dialog" role="document">
    <div class="modal-content">
      <div class="modal-header">
        <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span>
        </button>
        <h4 class="modal-title">Cadastrar nova nota fiscal</h4>
      </div>
      <div class="modal-body">
        <div class="row">
          <div class="col-lg-4">
            <div class="form-group">
              <label>Número</label>
              <input id="number" placeholder="Insira o número" type="text" class="form-control" />
            </div>
          </div>
          <div class="col-lg-4">
            <div class="form-group">
              <label>Série</label>
              <input id="serie" placeholder="Insira a série" type="text" maxlength="50" class="form-control" />
            </div>
          </div>
          <div class="col-lg-4">
            <div class="form-group">
              <label>Data</label>
              <input id="date" placeholder="Insira a data" type="text" class="form-control" />
            </div>
          </div>
          <div class="col-lg-12">
            <div class="form-group">
              <label>Fornecedor</label>
              <div class="input-group">
                <input class="form-control" id="supplierName" placeholder="Insira o nome do novo fornecedor" />
                <select id="supplierID" class="form-control">
                  <option value="" class="empty">Selecione o fornecedor ou cadastre em +</option>
                </select>
                <span class="input-group-btn">
                                <button id="supplierAdd" type="button" class="btn btn-group btn-default" title="Novo...

JavaScript

$(document).ready(function() {
  $addPanel = $("div#add-panel");
  $addPanel.modal("show");
});