Quoted from Frippertron:Good point. I can't wrap my head around this. Maybe it wasn't suicide, maybe he was with a prostitute and it was auto erotic asphyxiation, like David Carradine and Michael Huchance (sorry for misspelling)
It's pretty simple if he wanted to die. Most people could easily hang themselves from a doorknob. You just sit down and don't put your feet under you. It sadly is pretty common.