Notice the form will not appear where you reply, but at the top. Also, it does not know the ID of the comment you replied to. (problem 1)
Type a comment
Click submit button, notice it does not know your name, comment, or anything, because this button doesn't work. The variables somehow don't get passed through Ajax. (problem 2)
If you try again and type a comment reply and this time click the very top huge button you will notice it will save in the database.
Total root comments: 11
Comment ID:1 | parents from
Comment ID:2 | parents daughter from
Comment ID:3 | parents son from
Comment ID:4 | parents 1st grandchild (daughter's side) from
Comment ID:5 | parents 2nd grandchild (daughter's side) from
Comment ID:6 | parents 1st grandchild (son's side) from
Comment ID:7 | parents 2nd grandchild (son's side) from
Comment ID:8 | parents 1st great grandchildren (son's side) from
Comment ID:9 | parents 2nd great grandchildren (son's side) from
Comment ID:10 | parent's 3nd grandchild (son's side) from
Comment ID:11 | parent's 3nd grandchild (son's side) from