Header Stability TransitionAndView

I'm not very experienced with JavaScript, so please bear with me.

I'm attempting to create a fixed header that transitions to 50% opacity when scrolled down and returns to full opacity (opacity: 1.0) when scrolled back to the top. Here is my current progress:

$(document).ready(function() {

var header = $('#header');
var start = $(header).offset().top;

$.event.add(window, "scroll", function() {
if($(window).scrollTop();
$('#header').fadeTo(600, 0.5);

$(header).css('position',((position)>start) ? 'fixed' : 'static');
$(header).css('top',((position)>start) ? '0px' : '0px');

});

Answer №1

$('body, html').on('scroll', function() {
     if ($(this).scrollTop() > 10) {
         $("#nav-bar").fadeTo(800, 0.5);
     }else{
         $("#nav-bar").fadeTo(800, 1);

     }
});

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