Function scrollPage

docs/js/cbpAnimatedHeader.js:27–36

()

	}

	function scrollPage() {
		var sy = scrollY();
		if ( sy >= changeHeaderOn ) {
			classie.add( header, 'navbar-shrink' );
		}
		else {
			classie.remove( header, 'navbar-shrink' );
		}
		didScroll = false;
	}

	function scrollY() {
		return window.pageYOffset || docElem.scrollTop;