$(function() {
	$('input[type=text],textarea').each(function() {
		var $this = $(this);
		var defaultVal = $this.val();
		$this.focus( function() {
			if( $this.val() == defaultVal ) {
				$this.val("");
			}
			$this.addClass('modified');
		}).focusout( function() {
			if( $this.val() == "" || $this.val() == defaultVal ) {
				$this.val(defaultVal);
				$this.removeClass('modified');
			} else {
				$this.addClass('modified');
			}
		});
	});
});