ช่วยดูโค้ดแก้ไขรูปให้หน่อยค่ะ พอแก้ไขแล้วรูปไม่ก็อบลงฐานค่ะ

                               if($_POST[edit])
		{
		include("../config/connection.php");
		$tb=student;
		$s_id=$_POST["s_id"];
		$citizen_id=$_POST["citizen_id"];
		//echo "$s_id,$citizen_id";
		$ac_year=$_POST["ac_year"];
		$st_name=$_POST["st_name"];
		$st_lname=$_POST["st_lname"];
		$sex=$_POST["sex"];
		$blood=$_POST["blood"];
		$religion=$_POST["religion"];
		$nation=$_POST["nation"];
		$dep_id=$_POST["dep_id"];
		$group_id=$_POST["group_id"];
		$b_date=$_POST["b_date"];
		$add1=$_POST["add1"];
		$add2=$_POST["add2"];
		$email=$_POST["email"];
		$tel=$_POST["tel"];
		$f_name=$_POST["f_name"];
		$m_name=$_POST["m_name"];
		$p_name=$_POST["p_name"];
		$p_tel=$_POST["p_tel"];
		$gpa=$_POST["gpa"];
		$status=$_POST["status"];
		$st_date = date("Y-m-d H:i:s"); 
		$st_log="T001";
		
		
	$tb=student;
	$sql="update student  set  citizen_id='$citizen_id',ac_year='$ac_year', st_name='$st_name',st_lname='$st_lname',sex='$sex', blood='$blood',religion='$religion',nation='$nation',dep_id='$dep_id', group_id='$group_id',b_date='$b_date',add1='$add1',add2='$add2', email='$email',tel='$tel',f_name='$f_name',m_name='$m_name', p_name='$p_name',p_tel='$p_tel',gpa='$gpa',status='$status',off_id='$off_id',st_date='$st_date',st_log='$st_log'  where s_id='$s_id' ";
		 $dbquery = mysql_db_query($db, $sql);
							 					                   if(!empty($file1))
                                   {
														   $path="../picture";									 
                                   @copy( $file1 ,"$path/$file1");
                                   $sql= "update student set Picture='$file1' where s_id='$s_id'";
                                  $dbquery = mysql_db_query($db, $sql);
														 }
					  
		echo"<script language='JavaScript'>";
		echo"alert('แก้ไขข้อมูลเรียบร้อยแล้ว');";
	                echo"window.location='addstu.php';";
		echo"</script>";					  
					  

}