Add a gadget to a wave in Wave-In-A-Box
If the blip where you want to add the gadget is not already in edit mode, click the “Edit” button (or press Ctrl+E) to put it in edit mode.
Click the add gadget button ().
In the pop-up that appears, click in the text box labeled, “Enter a custom gadget URL”. In that text box, paste the gadget URL.