使用JNLP启动后无响应的应用程序

I'm looking into the JNLP stuff and I decided to try to run a small application that I made with JNLP. I created a simple java program and the jnlp file. I upload both the jar file and the jnlp file to my apache server, along with an html file to display the Launch button. This is the jnlp file (I'm not 100% sure if it's correct):I'm looking into the JNLP stuff and I decided t