text: /*!
   * Start Bootstrap -  v1.0.0 (https://github.com/nupfel/nupfel.github.io#readme)
   * Copyright 2013-2017 Tobias Kirschstein
   * Licensed under MIT (https://github.com/nupfel/nupfel.github.io/blob/master/LICENSE)
   */
  $.fn.sparallax=function(a){var e=$(window),n={$elements:$(this),speed:4},s=$.extend(n,a);$.each(s.$elements,function(a,s){var l=$(s),o=0,t=l.data("parallax-speed")?l.data("parallax-speed"):n.speed;e.scroll(function(){o=-(e.scrollTop()/t),l.css({backgroundPosition:"50% "+o+"px"})})})};