Skipping the light bridge scene

On Halo:Combat Evolved, At the part where you need to press the switch to activate the 'light bridge'. it is possible to skip the clip. This is how:...

1. Look down
2. Break ther glass underneath you.
3. Plant a (Preferably a Plasma Granade).
4. Press X to start the cutscene.
5. Instead of the cutscene starting, you will be free to move.