Then right-click on the shortcut, go to Properties, and add a space and /mfile1 after the path in the Target field. You should rename the shortcut to reflect it'll open your last used document.

This will put a shortcut to My Documents in the My Pictures folder. Henceforth, whenever Windows presents you with the My Pictures folder, just double-click the shortcut to switch to My Documents.

Open the "Web Document" tab and click inside the "Shortcut key" text box. Press the keyboard key (such as "G" or "M") you want to use as the shortcut key to open Google Calendar.