AVD cannot be created Ok is disabled

android, android-virtual-device

Solution

No system Images You installed,

Go to `window->Android SDK Manager`, and download System images for avd for that specific target

Problem

I have eclipse juno 4.2.1 Android SDK already installed, I've created an Android application and while creating new AVD the Ok button is always disabled although I've determined all it's specifications here is the specifications I've entered I don't know why Any ideas! Thanks.

Original source