When you are successful with your web application, there will be the day when you decide to deploy the application in more than your native language. Before we decided to go online with a multilingual version of diginights.com, I thought about challenges and also stumbled over some other problems later.

We all had this problem once: Including an iframe into a website and then – there were scroll bars which mess up everything. But have you ever heard of the JavaScript method Window.postMessage? We can use this method to communicate between the iframe and its parent and it is also widely supported.

One of the first things jQuery coders learn is how they can stop the browser from calling the default action of an event. 'return false;' will stop the browser calling the default behaviour: opening the clicked link. But using 'return false;' in that way is not good because this can break everything behind.