private void BindControl()
{
Enrollments msts = new Enrollments();
Enrollment enroll = msts.Details(Convert.ToInt32(Request.QueryString["EID"].ToString()));
txtsalary.Text = enroll.Salary.ToString();
ddldepartment.SelectedValue = enroll.Dept_ID.ToString();
ddlTeacher.SelectedValue = enroll.TEACHERID.ToString();
ddlstate.SelectedValue = enroll.StateID.ToString();
}