Many posting on the page offered prayers of support and condolences to the family.
Parker told reporters on Saturday that he and his wife were still trying to come to terms with the enormity of the loss.
"I don't know how to get through something like this, how to process something like this and get our lives going," he said.
On Emilie's last day, she and her father spoke Portuguese, a language he was teaching her.
"She told me good morning. She asked me how I was doing. I told her I was doing well," he said. "I gave her a kiss and told her I loved her, and I was out the door."
He left for work. And then she for school.