Add placeholders to Fkng! IE input forms with modernizr

(function ($) {

            // check placeholder browser support
            if (!Modernizr.input.placeholder)
            {

                // set placeholder values
                $('form').find('[placeholder]').each(function()
                {
                    if ($(this).val() == '') // if field is empty
                    {
                        $(this).val( $(this).attr('placeholder') );
                    }
                });

                // focus and blur of placeholders
                $('[placeholder]').focus(function()
                {
                    if ($(this).val() == $(this).attr('placeholder'))
                    {
                        $(this).val('');
                        $(this).removeClass('placeholder');
                    }
                }).blur(function()
                {
                    if ($(this).val() == '' || $(this).val() == $(this).attr('placeholder'))
                    {
                        $(this).val($(this).attr('placeholder'));
                        $(this).addClass('placeholder');
                    }
                });

                // remove placeholders on submit
                $('[placeholder]').closest('form').submit(function()
                {
                    $(this).find('[placeholder]').each(function()
                    {
                        if ($(this).val() == $(this).attr('placeholder'))
                        {
                            $(this).val('');
                        }
                    })
                });

            }

......