Ajax would be nothing without XML. After all, the “x” in the acronym stands for XML which means it is a very important aspect in the Ajax based application. There are those that are not even Ajax that uses XML. For example, JavaScript could still use XML as its data format especially when developers needed to improve their application in terms of availability to other websites. Since it’s considered as the universal data format, developers have been using XML to ensure that their application will work as planned. But even with the known ease in using XML, there are still challenges developers have to go through in building an application through XML. Chal