Your link was dead so I took the liberty of teaching myself how to create .reg files and I uploaded two.
Open Command Window Here
This shell extension only shows up when your right click on folders
Open with Photoshop
This shell extension only shows up when your right click on the following filetypes: .png, .ico, .jpeg
Open Command Window Here
This shell extension only shows up when your right click on folders
Open with Photoshop
This shell extension only shows up when your right click on the following filetypes: .png, .ico, .jpeg