How to turn off point/ spot lights easily
Toggle Point/Spotlights on or off globally
Access Tools. Go to SU Podium V2.5 pull down menu in SketchUp Extensions.
Toggle point lights: This command will toggle all point lights in your model on/off.
Toggle spotlights This command will toggle all spotlights in your model on/off.
Use Light Fixture Outliner
Light Fxiture Outliner is a an SU Podium V2.5 plug-in that uses an Outliner like interface to allow you to turn on and off point lights and spot lights. It easier than SketchUp's outliner because it only lists Light Fixtures and point lights/ spot lights.
Read about Light Fixture Outliner here.
Use SketchUp Outliner
Classic way to control point lights and spot lights is to use SketchUp Outliner