当XML内容作为XML文件接收时，使用Ajax和Javascript加载XML数据

I'm trying to display data from the xml file by first getting the content of the xml file and storing it in XML DOM. Once the DOM object is created it is then parsed. I used a for loop so as to get data from each child node of the parent node but somehow only the second node's data is showing.I'm trying to display data from the xml file by