Update README.md

Author: rohanpsingh

README.md

@@ -43,6 +43,8 @@ viewer.close()
 ```
 
 The render should pop up and the simulation should be running.  
+A more complete example script can be found [here](https://github.com/rohanpsingh/mujoco-python-viewer/blob/main/examples/sample.py).  
+
 Double-click on a geom and hold `Ctrl` to apply forces (using right mouse button) and torques (using left mouse button).
 
 ![ezgif-2-6758c40cdf](https://user-images.githubusercontent.com/16384313/161459985-a47e74dc-92c9-4a0b-99fc-92d1b5b04163.gif)