private void FillCourseComboBox()
{
connection.Open();
string queryString = "SELECT * FROM Course_Info_Table WHERE Dept_ID='" + gateways.Call_DeptID(dept) + "' AND Year='" + year + "' AND Semester='" + semester + "'";
SqlCommand command = new SqlCommand(queryString, connection);
SqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
courseName = reader["Course_Name"].ToString();// +" - ( " + reader["Course_No"].ToString() + " ) ";
courseComboBox.Items.Add(courseName);
}
connection.Close();
}