document.write('<style type="text/css">.container-wrapper{display:none}</style>');
document.write('<div class="preloaderSite"></div>');

$(function() {
	$('.preloaderSite').hide();
	$('.container-wrapper').show();
	centerpage();
	
	$(window).resize(function(){
		centerpage();
	})
});

function centerpage() {
	var wrapper=$(window);
	var wrapperHeight=wrapper.height();
	var footerHeight=$('.footer').height();
	var containerHeight=$('.container').height();
	
	var hremain=((wrapperHeight-footerHeight)-containerHeight)/2;
	
	$('.container-wrapper').css({
		'padding-top'	:	hremain,
		'height'		:	wrapperHeight-hremain
	});
}