// To scroll to the bottom of a div
const theElement = document.getElementById('elementID');
const scrollToBottom = (node) => {
node.scrollTop = node.scrollHeight;
}
scrollToBottom(theElement); // The specified node scrolls to the bottom.
var notChangedStepsCount = 0;
var scrollInterval = setInterval(function() {
var element = document.querySelector(".element-selector");
if (element) {
// element found
clearInterval(scrollInterval);
element.scrollIntoView();
} else if((document.documentElement.scrollTop + window.innerHeight) != document.documentElement.scrollHeight) {
// no element -> scrolling
notChangedStepsCount = 0;
document.documentElement.scrollTop = document.documentElement.scrollHeight;
} else if (notChangedStepsCount > 20) {
// no more space to scroll
clearInterval(scrollInterval);
} else {
// waiting for possible extension (autoload) of the page
notChangedStepsCount++;
}
}, 50);