text: 
  
   // Header Fixed   
   $(window).scroll(function () {
    var height = $(window).scrollTop();
    if (height >100) {
      $('header').addClass('header-fixed');
    }
    else if (height == 0) {
      $('header').removeClass('header-fixed');
    }
  });  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  