Above is an example of a QuickTime VR panorama. (If the scene doesn't appear, make sure you have the QuickTime VR extension installed in your Extensions folder and the QuickTime Plug-In, version 1.1 or higher, installed in the Plug-In folder of your Web browser. You can download these below.) To scan the scene, hold down the mouse button as you drag within the picture. To zoom in, press the Shift key. To zoom out, press the Control key.