function autoCenter(id) {var marginFix = -(2000 - $(window).width()) / 2; $(id).css({marginLeft: marginFix+'px'});}

$(window).load(function() {
	autoCenter('div#rotating_header');
	
	$('#rotating_header').nivoSlider({
		effect:'fade',
        animSpeed: 500,
        pauseTime: 7000,
        startSlide:0,
		directionNav:false,
	});
	
	$('.top_content > div > h1').mouseover(function(){
		$(this).addClass('active').next('em').show();
	}).mouseout(function(){
		$(this).removeClass('active').next('em').hide();
	});
	
	$("a[rel^='prettyPhoto']").prettyPhoto();
});

$(window).resize(function(){autoCenter('div#rotating_header');});