public bool CheckEmptyColumns()
{
if (FirstName.Equals("") ||
LastName.Equals("") ||
SNumber.Equals("") ||
Birthdate.Equals("") ||
MomName.Equals("") ||
DadName.Equals("") ||
studies.Mode.Equals("") ||
studies.Name.Equals(""))
{
return(true);
}
return(false);
}