1. The image is being created by Java applet - please, allow 30-40 seconds for the first time you launch it. Pictogram of a coffee mug is a good indication that the process is going on.
2. If nothing (or red cross) shows up it might indicate that Java is not installed or allowed in your system. In this case, please, consider updating the Java platform from http://www.java.com/en/download
3. If still nothing happens - please, report the case to us.