Now we have a problem, then the student's documents, did not send a variable value. Homeroom teacher to variable values to be compensation. You should be able to pay the teachers better!
Now we have a problem Documentation of the student is not a variable, not the teacher must vary. As compensation for You should pay the teachers are good.
Now, we have a problem, the document of the students didn't send parameters. Teachers must parameters as compensation, you should pay the teacher is good.