i want to know how to make a weapon to cause an effect similar to the skulls in halo 2 ,halo 3 and halo reach please help me if you know how

i meant that when you pick up the skull the script begin to work and the effect appears is it possible and how to doit through a script

Make the skull auto picked up when you walk over it, and add a trigger volume right on top that activates a script?
(I've never done this, this is just an idea)

Teacher: where's your homework.

Student: written in the stars.

Teacher: where.

Student: a million miles away. Teacher: why are you tellin the class this.

Student: a message to the main...ohh.

Teacher: do u want to miss spring break.

Student: seasons come n go. Teacher: change your attitude right now!

Student: but I will never change. Teacher: go to the principals office!! Student: I'm on my wayyyyy eee-eee.

in sapien when i compile the scripts (this is not a valid function or script name .:global object_definition SKULL "levels/test/c60/skulls/Blind/Blind")
this is not a valid function or script name) what do i do to make it work to make the effects ?

the script still without working send me a script file because idk how to make it work please i relly need it