I just found out I have endometriosis and I'm having some bad cramps. What can I do to relieve them. They are making me cry.

Talk to the doctor that gave you the diagnosis... they will have the best knowledge of everything that can be done. I'm surprised they never gave you any of this information when you were still in their office.

The main symptom of endometriosis is pelvic pain - there are various pain relief and pain management options available.
These are the list of pain relief and pain management options below.

Heat and comfort

Painkillers

Physiotherapy

Pain modifiers

Pain clinics

Transcutaneous Electrical Nerve Stimulator (TENS) machines