### Help: Mouse and Keyboard Actions
![Mouse Actions](https://edd.ifa.hawaii.edu/inclination/helpics/mouse_actions.png)
+ **The middle scroll wheel** on the mouse can be used to re-size the image.
![arrow keys Up/Down](https://edd.ifa.hawaii.edu/inclination/helpics/arrow_keys_ud.png) ![Zoom in/out](https://edd.ifa.hawaii.edu/inclination/helpics/zoom_in_out.jpg)
+ You can zoom in/out by pressing **up/down arrow keys** on the keyboard.
![arrow keys Left/Right](https://edd.ifa.hawaii.edu/inclination/helpics/arrow_keys_lr.png) ![Rotation log](https://edd.ifa.hawaii.edu/inclination/helpics/rotation.png)
+ You can rotate the image by using **left/right arrow keys** on the keyboard. Use this option if the semi-major axis of the galaxy is not perfectly aligned horizontally.