I believe his mom has stated that she will always continue to support him financially and emotionally even if he is guilty of this crime.
MOO
This article explores Anita van der Sloot's conflicting words and body language--the author's (Dr. Lillian Glass') conclusion is that, based on her anger and "distanced" body language, Anita van der Sloot is cutting Joran out of her life.
http://drlillianglassbodylanguageblog.wordpress.com/2010/06/26/anita-van-der-sloot%E2%80%99s-conflicting-body-language-indicates-anger-at-joran-victim-like-helplessness-and-denial-as-she-continues-to-make-excuses-for-joran-while-cutting-him-out-of-her-life/