Stephen Lee Miller, a 42-year-old convicted child molester, is accused of molesting an 8-year-old boy in a public restroom.  While the boy was shopping with his parents at Tops store in Stow around 5 pm Sunday when he went to use the restroom.  The little boy closed the door and while in there, the adult opened the door, touched his private parts and asked lewd questions, Lt. Rick Myers of the Stow Police Department said.  When the boy didn't come out of the restroom after a while, his mother got worried and checked on him, heard him crying, located the suspect and confronted him.  When the mother called for the boys father, Miller took off.  Police later arrested him.  Miller has been arrested for prior sex offenses in Kent, Ohio and Akron, Ohio.  He is a registered sexual predator with the Summit County sheriff's office.  He faces a number of charges including kidnapping and attempted rape and remains in jail with his bond set at $500,000.