HelloWorldExample). Since this is the first example of the guide, before looking at Java code we will go through the common artifacts 8 needed to build a Wicket application from scratch. All the example place some mock HTML to show how the final panel should look like. 5.3. Divide et impera! Let’s go back to our layout example. In chapter 5.1 we have divided our layout in common areas that must be 6.6. Adding header contents to the final page Panel’s markup can also contain HTML tags which must go inside header section of the final page, like tags