I want to import my Eclipse projects into IntelliJ IDEA, so I went to the IntelliJ IDEA help page:
If no project is currently open in IntelliJ IDEA, c
In IntelliJ IDEA 11 you should use File | New Project, Import project from external model.
File
New Project
Also check that Eclipse Interoperability plug-in is enabled in Settings | Plugins.
Settings
Plugins