The Guide shows you Step-by-Step How to Create a New Application Launcher inside to the Main Menu on Linux Cinnarch 2013 Cinnamon Desktop.
The Practical Example Here Illustrated is About Adding the Firefox Nightly Entry inside to the Internet Apps Section Linux Cinnarch.
The Technique is Useful for Adding Any New Software on a Linux Cinnamon Desktop.

- Right-Click on Cinnarch Main Menu >> Edit Menus
On Main Menu
Select the Applications Group for the New Laucher
Select New Item
Select the Icon
How to Easy Find/Search Files/Directories/Images on Linux.
Linux How to Locate Files/ImagesAfter Complete the Launcher Parameters with Executable Path
Confirm with OK!.
Save the New Created Application Launcher
Next you can Use the New App Launcher
How to Install Firefox Nightly in Linux Cinnarch Distro:
How to Install Evernote for Arch-Linux: