Celal in the form of a bookmarklet - calculating a kilogram of gold in rubles thanks # Mr.Black
javascript:getElement('https://www.cbr.ru/', '#widget_metal', function(element) { alert(parseFloat(element.getElementsByClassName('nowrap')[2].innerHTML.replace(/\s/g, '').replace(/,/,'.'))*1000 + "%D1%80%D1%83%D0%B1%D0%BB%D0%B5%D0%B9"); }); function getElement(url, selector, c) { request(new XMLHttpRequest()); function request(xhr) { xhr.open('GET', 'https://crossorigin.me/' + url, true); xhr.send(); xhr.onreadystatechange = function() { if(xhr.readyState == 4) { if(xhr.status == 200) { html = document.createElement('div'); html.innerHTML = xhr.responseText; c(html.querySelector(selector)); } } } } };