My Son Has Been Huffing Ether For Bout A Yr

my son has been huffing ether for bout a yr while I was driving otr trucking. he is 21 an in jail as of yesterday. I have been trying to talk to him but just couple days ago finally admitted he cant quit on his own. I just cant get my hands around this . having trouble findin a rehab that know a lot about it an can relate an have others there to relate to what he is goin thur. I'm goin to prosecutor an sherriff today to get advice on how to get him to want to go get help. an see if they can hold him til its court ordered. at end of my rope. what do u think//