It sure is!

• Right-click the taskbar, navigate to Multi-Monitor Taskbar > Shortcuts > Edit Shortcuts
• Click Add Application
• Configure the shortcut like the attached screenshot

Hope that helps!

Thanks for the feedback, we'll look into improving it

We've added an option to pin scripted functions directly through the shortcut window in our latest beta, available here: https://www.displayfusion.com/Download/Beta/