(function($) {
  $( '.site-header, .loadinggif' ).hide();
  var clicked = false;

  $(function() {
    $( '.site-header' ).after(
      '<img id="banner" style="width:100%; margin-top:-240px; position:relative" src="https://i.imgflip.com/kpvez.jpg"></img>',
      '<button id="continuebutton" style="z-index:10; position:absolute; margin-left:48%; margin-top:-50%">Continue</button>'
    );

    $( '#continuebutton' ).on( 'click', function() {
        $( '.site-header' ).slideDown( 1000 );
        $( '.entry-content' ).animatescroll({ 'scrollSpeed': 1500, 'padding': -5 });
    });
  });

  $(window).on( 'scroll', function() {
    $( '.site-header' ).slideDown( 1000 );
    var height = $( '#banner' ).height() - 40;
    if ( clicked && $(window).scrollTop() < height ) {
      $( '.entry-content' ).animatescroll({ 'scrollSpeed': 0, 'padding': 0 });
    }
    if ( $(window).scrollTop() > height ) {
        clicked = true;
    }
  });
})(jQuery);