If you follow this tutorial, you will be able to create a toggle desktop icon anywhere under Windows explorer in Windows 7.
Creating a toggle desktop shortcut is not that easy as it hears. A specific file needs to be created to create this.
Open Notepad, write (or copy paste) the follows lines:
[Shell]Command = 2IconFile = explorer.exe, 3[Taskbar]Command = ToggleDesktop
Click File > Save as.. save the file as ” Desktop.scf ” (without quotation marks). Do not forget to change File type to all files from text :
The shortcut will appear where have saved it:
You can cut, copy paste to any folder, drive you want. On double click it will minimize the open windows.