Recent Technology Changes in a4.com

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Technologies in use by a4.com

DoubleClick is a provider of digital marketing technology and services. Companies come to DoubleClick for expertise in ad serving, media, video, search and affiliate marketing to help them make the most of the digital medium.

Unified Advertising and Analytics solutions from Google

Stores based on version 2.X of Magento. is the eCommerce software and platform trusted by the world's leading brands. Grow your online business with Magento

Stores based on all versions of Magento. Magento is the eCommerce software and platform trusted by the world's leading brands. Grow your online business with Magento

Google Analytics is a service offered by Google that generates detailed statistics about a website's traffic and traffic sources and measures conversions and sales. Google Analytics can track visitors from all referrers, including search engines and social networks, direct visits and referring sites. It also displays advertisin...

Websites using some form of Captcha technology on them.

Anti-bot CAPTCHA widget that helps digitize books by providing snippets of books for people to enter the text for. Owned by Google.

FancyBox is a tool for displaying images, html content and multi-media in a Mac-style "lightbox" that floats overtop of web page.

Websites embedding Google maps.

Websites using Amazon technologies

Websites using Google technologies

Websites with cart functionality on them

Websites that accepts payments with American Express.

Websites that accepts payments with Visa.

Websites that accepts payments with MasterCard.

PayPal is a American international e-commerce service that enables companies and individuals to send money and to accept payments without revealing any financial details.

Carousel JavaScript solution

RequireJS is a JavaScript file and module loader. It is optimized for in-browser use, but it can be used in other JavaScript environments, like Rhino and Node.

jQuery: The Write Less, Do More, JavaScript Library.

Simplified dynamic javascript user interface pattern library.

Google Tag Manager makes it easy for marketers to add and update website tags including analytics, remarketing, and more.

Live chat software for business. Intelligent customer engagement, real-time website monitoring and live help/live support tools.

Google APIs are application programming interfaces developed by Google which allow communication with Google Services and their integration to other services.

This site uses the viewport meta tag which means the content may be optimized for mobile content.

Embedded videos from YouTube.

Embedded videos from Vimeo.

A rich hosted Exchange environment for every user without having to manage a server.

DNS Made Easy offers enterprise managed DNS and geographical load balancing services on a global IP Anycast DNS network with a 100% uptime guarantee.

nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.

Websites using https protocol.

The DOCTYPE is a required preamble for HTML5 websites.

Websites with FAQ page

This page contains a meta robots tag which tells search engines and robots to index or not index the page.

The http-equiv attribute provides an HTTP header for the information/value of the content attribute. The http-equiv attribute can be used to simulate an HTTP response header.

When running in a browser on a mobile phone, "format-detection" meta tag determines whether or not telephone numbers in the HTML content will appear as hypertext links. The user can click a link with a telephone number to initiate a phone call to that phone number.

Wesites using favicon rel tag

Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.

Google's hosted library for web fonts. Allows websites to choose and use fonts from a free, wide variety of fonts.

The iconic font and CSS toolkit

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.

The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook

Any offered product or service. For example: a pair of shoes; a concert ticket; the rental of a car; a haircut; or an episode of a TV show streamed online.