alim-nagoev

```js
	$( "#slider-range" ).slider({
		step: 50,
	 range: true,
	 min: 100,
	 max: 5000,
	 values: [ 100, 3000 ],
	 slide: function( event, ui ) {
		 $( "#amount_min" ).val(ui.values[ 0 ] );
		 $( "#amount_max" ).val(ui.values[ 1 ] );

alim-nagoev

```js
	let bar_button = document.querySelector(".header_navbar");
	let header_navigation = document.querySelector(".header_menu");
	let menu_links = document.querySelectorAll(".header_menu a");
  
	bar_button.addEventListener("click", function (event) {
		event.preventDefault();
		this.classList.toggle("bar_open");
		header_navigation.classList.toggle("menu_open");
	})// END MOBILE NAVBAR

alim-nagoev

```js
var prevScrollpos = window.pageYOffset;
window.onscroll = function () {
	var currentScrollPos = window.pageYOffset;
	if (prevScrollpos > currentScrollPos) {
		document.querySelector(".header").style.top = "0";
	} else {
		document.querySelector(".header").style.top = "-90px";
	}
	prevScrollpos = currentScrollPos;

alim-nagoev

```js
function scrollIt(element) {window.scrollTo({'behavior': 'smooth','left': 0,'top': element.offsetTop});}
var btns = document.querySelectorAll('.js-btn');
var sections = document.querySelectorAll('.js-section');
btns[0].addEventListener('click', function () {scrollIt(sections[0]);});
btns[1].addEventListener('click', function () {scrollIt(sections[1]);});
```

```html
<div class="btns">