<script>

$(document).ready(function() {
    $('#batton').click(function(){
        if( $('#wrap_wn').css('display')=='none')
            {
                $('#wrap_wn').slideToggle(500);
                $('#new_block1').delay(500).fadeIn(500);
                $('#new_block2').delay(1000).fadeIn(500);
                $('#new_block3').delay(1500).fadeIn(500);
            }
        else
            {
                $('#new_block3').fadeOut(500);
                $('#new_block2').delay(500).fadeOut(500);
                $('#new_block1').delay(1000).fadeOut(500);
                $('#wrap_wn').delay(1500).slideToggle(500);
            }
    });
});

</script>