// ==UserScript==
// @name         Letson-EstimatedEarnings
// @namespace    https://letsoncorp.com
// @version      0.1
// @description  try to take over the world!
// @author       You
// @match        https://letsoncorp.com/Youtube/EstimatedEarnings
// @grant        none
// ==/UserScript==
/* jshint -W097 */
'use strict';

var totalCurrency = 0;

$('.div80 tr').each(function( index ) {
    if ($(this).css('font-weight') !== 'bold') {
        // empty
    }
    else {
        var tds = $(this).find( "td" );
        var earn = $(tds[tds.length - 1])[0].innerText;
        var currency = Number( earn.replace(/[^0-9\.]+/g,""));
        totalCurrency += currency;
    }
});

$('body').prepend('<strong>Currency: ' + totalCurrency + '</strong>');