i loaded the zip from the website and unpacked it. moved the folder to the programs folder. but when call the app, i get the message that the app is damaged. java -version java version "1.7.0_10" Java(TM) SE Runtime Environment (build 1.7.0_10-b18) Java HotSpot(TM) 64-Bit Server VM (build 23.6-b04, mixed mode) i installed the jdk, so what is wrong ?