Number26 running balance

n26.js

// this script displays the running balance for each day in the transaction list of your number26 bank account
// attention: you should not execute any random code you found in the internet on your online banking!

var getBalance = function(string) {
	var amountParts = string.split(',');
	return parseInt(amountParts[0]) + parseInt(amountParts[1]) / 100;
};

var getDayOverviewNodes = function() {
	return $('.activities').find('.node.delim');
};

var renderCurrentBalance = function() {
	var nodes = getDayOverviewNodes();
	nodes.find('h3.running').remove();
	var balance = getBalance($('.infos').find('h5').text().split('Guthaben')[1]);
	nodes.each(function(){
		var node = $(this);
		var nodeBalance = getBalance(node.find('h3').text());
		var running = $('<h3 />').addClass('running').html(balance.toFixed(2) + ' <b>€</b>');
		if (balance >= 0) {
			running.addClass('load');
		} else {
			running.addClass('expense');
		}
		node.find('h2').after(running);
		balance -= nodeBalance;
	});
};

renderCurrentBalance();