ผมทำ popup model ผมอยากไห้เวลากด popup ขึ้นมาเเล้วเคอร์เซอร์ อยู่ใน text เลยอะคับ

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
<script language="javascript">
    $(document).ready(function(){$('#name').focus()});
</script>

<form id="frmLogin" name="frmLogin" method="post" action="" onSubmit="JavaScript:return fncSubmit();" autocomplete="off" >
      <input name="name" type="text" id="name" />
</form>

$('#name').focus()

$("#your_modal").on("shown.bs.modal", function (event) {
    $('#name').focus();
});

  <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
<script language="javascript">
    $("#myModal").on("shown.bs.modal", function (event) {
    $('#category_name').focus();
});
</script>
<form method="post" name="add_category" action="category_process.php?add=add"><div class="modal fade" id="myModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
  <div class="modal-dialog">
    <div class="modal-content">
      <div class="modal-header" align="center">
        <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
        <h4 class="modal-title" id="myModalLabel">เพิ่มหมวดหมู่</h4>
      </div>
      <div class="modal-body">
	
      <div class="col-md-4" align="right">ชื่อหมวดหมู่ :</div><div class="col-md-7" align="center"><input type="text" name="category_name" id="category_name" value="" placeholder="ชื่อหมวดหมู่" size="50" class="form-control"  required ></div>
 		<br />
      </div>
      <div class="modal-footer">
        <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
        <button type="submit" class="btn btn-primary">Save changes</button>
      </div>
    </div>
  </div>
</div>
</form>
<center><a href="#" data-toggle="modal" data-target="#myModal"><h3>เพิ่มหมวดหมู่</h3></a></center>