Pass a parameter from a client script to a suitelet?

I have three separate scripts that all work in unison to load a suitelet page from the click (client script) on a button made from a user event script (before load). I'm pretty much done, but I can't figure out a way to pass the current record id (the record in which the button that leads to the suitelet) to the suitelet so I can load information from that specific record. Ignore the record ids that are present in the suitelet script, they were just there for testing if the correct data is being pulled in. The suitelet loads up