function openBlock()
{
	wh = $(window).height();
	bh = $('.sd-mod-wind').height();
	h = (wh - bh) / 2;
	ww = $(window).width();
	bw = $('.sd-mod-wind').width();
	w = (ww - bw) / 2;
	$('.sd-mod-wind').css({'top' : h, 'left' : w});
	
	$('#blackTransp').css({'width' : '100%', 'height' : '100%'}).fadeIn(500);
	$('#bonus-block').delay(1000).slideDown(500);
}

function closeBlock()
{
	$('#bonus-block').slideUp(500);
	$('#blackTransp').delay(600).fadeOut(500);
}