Mengapitalkan Isian dengan jQuery

<script type="text/javascript"
        src="jquery-1.5.1.min.js"></script>


<script type="text/javascript">
   $(document).ready(function() {
      $("input").keyup(function(e) {
         var isi = $(e.target).val();
         $(e.target).val(isi.toUpperCase());
      });
   });
</script>

Sumber : http://ingatscript.blogspot.com/