Wampserver 2.1 gives orange icon after install on Windows 7

Question

I just installed Wampserver 2.1 on my windows 7 64bit computer and the icon that should turn green, turns orange, saying that the server is not ready.

The result is

Answer 1

I just unchecked using port 80 from Skype advance settings and it start working fine.

Before that I had changed the MySQL port 3306 to 3307 from the MySQL my.ini file