รบกวนหน่อยค่ะ จะ Update ข้อมูลแต่พอกด save แล้วมันไป Insert เป็น reccord ใหม่เฉยเลย

$id=$_GET["id"];

<?
									
									if($action=="save"){
										
														// insert and update to DB
										$place_name = $_POST["place_name"];
										$place_des = $_POST["descript"];
										$driving = $_POST["driving"];
										$swim = $_POST["swim"];
										$fishing = $_POST["fishing"];
										$nature = $_POST["nature"];
										$walking = $_POST["walking"];
										$shopping = $_POST["shopping"];
										$peaceful = $_POST["peaceful"];
										$history = $_POST["history"];
										
										$atv = $driving.','.$swim.','.$fishing.','.$nature.','.$walking.','.$shopping.','.$peaceful.','.$history;
										
										$place_type = $_POST["place_type"];
										
										$latitude = $_POST["latitude"];
										$longitude = $_POST["longitude"];
										
										$baby = $_POST["baby"];
										$old = $_POST["old"];
										$disa = $_POST["disa"];
										
										$peo = $baby.','.$old.','.$disa;
										
										move_uploaded_file($_FILES["filUpload"]["tmp_name"],"admin_img/".$_FILES["filUpload"]["name"]); //บcoppy รูปไปไว้ในโฟลเดอร์
										
										$ImageName = $_FILES["filUpload"]["name"];
         
										if($id!=""){
											$sql="update place set place_name='$place_name', place_des='$place_des',place_special_ac='$atv',place_special_peo='$peo' ,type_id='$place_type',latitude='$latitude',longitude='$longitude' ,place_img='$ImageName' where place_id='$id'; ";
										}else{
											$sql="insert into place(place_name,place_des,place_special_ac,place_special_peo,type_id,latitude,longitude,place_img) values('$place_name','$place_des','$atv','$peo','$place_type','$latitude','$longitude','$ImageName');";
										}
										
										$result=mysql_query($sql);
										header("Location:editplace2.php");
									}elseif($action=="del"){			//delete record
										$sql="delete from place where place_id='$id';";
										$result=mysql_query($sql);
										header("Location:editplace2.php");
									}elseif($action=="add"){		// Form add and edit
										if($id!=""){
											$sql="select * from place where place_id='$id';";
											$result=mysql_query($sql);
											$row=mysql_fetch_array($result);
										}
									
									
									
									?>