/**
 * cbpAnimatedHeader.js v1.0.0
 * http://www.codrops.com
 *
 * Licensed under the MIT license.
 * http://www.opensource.org/licenses/mit-license.php
 * 
 * Copyright 2013, Codrops
 * http://www.codrops.com
 */
/*!
 * classie - class helper functions
 * from bonzo https://github.com/ded/bonzo
 * 
 * classie.has( elem, 'my-class' ) -> true/false
 * classie.add( elem, 'my-new-class' )
 * classie.remove( elem, 'my-unwanted-class' )
 * classie.toggle( elem, 'my-class' )
 */
/*jshint browser: true, strict: true, undef: true */
/*global define: false */
( function( window ) {
'use strict';
// class helper functions from bonzo https://github.com/ded/bonzo
function classReg( className ) {
  return new RegExp("(^|\\s+)" + className + "(\\s+|$)");
}
// classList support for class management
// altho to be fair, the api sucks because it won't accept multiple classes at once
var hasClass, addClass, removeClass;
if ( 'classList' in document.documentElement ) {
  hasClass = function( elem, c ) {
    return elem.classList.contains( c );
  };
  addClass = function( elem, c ) {
    elem.classList.add( c );
  };
  removeClass = function( elem, c ) {
    elem.classList.remove( c );
  };
}
else {
  hasClass = function( elem, c ) {
    return classReg( c ).test( elem.className );
  };
  addClass = function( elem, c ) {
    if ( !hasClass( elem, c ) ) {
      elem.className = elem.className + ' ' + c;
    }
  };
  removeClass = function( elem, c ) {
    elem.className = elem.className.replace( classReg( c ), ' ' );
  };
}
function toggleClass( elem, c ) {
  var fn = hasClass( elem, c ) ? removeClass : addClass;
  fn( elem, c );
}
var classie = {
  // full names
  hasClass: hasClass,
  addClass: addClass,
  removeClass: removeClass,
  toggleClass: toggleClass,
  // short names
  has: hasClass,
  add: addClass,
  remove: removeClass,
  toggle: toggleClass
};
// transport
if ( typeof define === 'function' && define.amd ) {
  // AMD
  define( classie );
} else {
  // browser global
  window.classie = classie;
}
})( window );
var cbpAnimatedHeader = (function() {
	var docElem = document.documentElement,
		header = document.querySelector( '#header' ),
		didScroll = false,
		changeHeaderOn = 250;
	var headerHt = jQuery('#header').outerHeight(true);
	function init() {
		window.addEventListener( 'scroll', function( event ) {
			if( !didScroll ) {
				didScroll = true;
				setTimeout( scrollPage, 0 );
			}
		}, false );
	}
	function scrollPage() {
		var sy = scrollY();
		if ( sy >= changeHeaderOn ) {
			jQuery('.header-clone').css('height',headerHt);
			if(!jQuery('#header').hasClass('skehead-headernav-shrink')) {
				jQuery('#header').hide().addClass('skehead-headernav-shrink');
			}
			if(sy > 200) {
				jQuery('#header').fadeIn();
			}
			if(jQuery('#wpadminbar').length!==0){
				jQuery('.skehead-headernav-shrink').css('top','28px');
			}
		}
		else {
			jQuery('.header-clone').css('height','0');
			classie.remove( header, 'skehead-headernav-shrink');
			jQuery('#header').show();
			jQuery('.skehead-headernav').css('top','0px');
		}
		didScroll = false;
	}
	function scrollY() {
		return window.pageYOffset || docElem.scrollTop;
	}
	init();
})();