Eclipse on Mac 10.8 - Installed 1.7.0 JRE / JDK, but Eclipse won't launch

Question

• Installed Java SE 1.7.0u10 from Oracle w/ their installer package

• Downloaded and unpacked Eclipse Juno (4.2.1)

• Double click Eclipse

Answer 1

I had this problem and found that I did not have JDK installed on my Mac. Once I did that, Eclipse starts normally.