Useful jQuery code to fix the place holder support

placeholder.js

// Released under MIT license: http://www.opensource.org/licenses/mit-license.php
$('[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('');
		}
	})
});