jQuery HTML5 placeholder fix.js

// Released under MIT license: http://www.opensource.org/licenses/mit-license.php
if ($.browser.msie && (parseInt($.browser.version) < 9)) {
  $('[placeholder]').focus(function() {
    var input = $(this);
    if (input.val() == input.attr('placeholder')) {
      input.val('');
      input.removeClass('placeholder');
    }
  }).blur(function() {
    var input = $(this);
    if (input.val() == '' || input.val() == input.attr('placeholder')) {
      input.addClass('placeholder');
      input.val(input.attr('placeholder'));
    }
  }).blur().parents('form').submit(function() {
    $(this).find('[placeholder]').each(function() {
      var input = $(this);
      if (input.val() == input.attr('placeholder')) {
        input.val('');
      }
    })
  });
}