@andyachan To multi-select email with Shift + Click, please follow the steps below:
1. Sign in to wm.shaw.ca
2. Click on "Preferences" on the menu.
3. Under the General Tab, find Login Options and check off "Advanced (AJAX)".
4. Click on Save (top left area besides cancel).
5. Sign out and back in to refresh the update.
You can try the shift + click shortcuts to select multiple messages in any folder.