I\'ve just installed IntelliJ on Windows 8 (and 7). I then use the \'Java Hello World\' Sample as my project.
I then selected the JDK that was installed (C:\\Program
project structure > project > choose correct jdk
or ctrl+alt+shift+s > project> choose correct jdk
ctrl+alt+shift+s > project> choose correct jdk
also platform settings > SDK's >and make sure 1.7 is there.