$(function(){
	var h = $('.container').height();
	var hmargin = Math.ceil(h/2*(-1));
	
	var w = $('.container').width();
	var wmargin = Math.ceil(w/2*(-1));
	
	$('.container').css("position", "absolute");
	$('.container').css("top", "50%");
	$('.container').css("left", "50%");
	$('.container').css("margin-top", hmargin);
	$('.container').css("margin-left", wmargin);
});