There are 4 previous versions of this script.
// ==UserScript==
// @name New Walla Talkback Remover
// @namespace http://*.walla.co.il/*
// @description New Walla design talkback remover
// @include http://*.walla.co.il/*
// @version 0.12
// Walla Talkbacks Remover
// ==/UserScript==
var currentElement, allElements = document.evaluate("//div[@id = 'talkbackList']", document, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
for (i = 0; i < allElements.snapshotLength; ++i)
{
currentElement = allElements.snapshotItem(i);
currentElement.parentNode.removeChild(currentElement);
}