ดึงรูปจากฐานข้อมูลมาแก้ไข โดยให้ลบรูปเดิมออกแล้วแทนที่ด้วยรูปใหม่ ช่วยดูให้หน่อยคับ

<?  
if(trim($_FILES["fileUpload"]["tmp_name"]) != "")
	{
		$images = $_FILES["fileUpload"]["tmp_name"];
		$new_images = "Thumbnails_".$_FILES["fileUpload"]["name"];
		copy($_FILES["fileUpload"]["tmp_name"],"Activity-images/".$_FILES["fileUpload"]["name"]);
		$width=100; //*** Fix Width & Heigh (Autu caculate) ***//
		$size=GetimageSize($images);
		$height=round($width*$size[1]/$size[0]);
		$images_orig = ImageCreateFromJPEG($images);
		$photoX = ImagesX($images_orig);
		$photoY = ImagesY($images_orig);
		$images_fin = ImageCreateTrueColor($width, $height);
		ImageCopyResampled($images_fin, $images_orig, 0, 0, 0, 0, $width+1, $height+1, $photoX, $photoY);
		ImageJPEG($images_fin,"Activity-images/".$new_images);
		ImageDestroy($images_orig);
		ImageDestroy($images_fin);
 
echo "Resize Successful.<br>";           
 
$objConnect = mysql_connect("localhost","root","123456") or die("Error Connect to Database"); 
$objDB = mysql_select_db("db_skdam"); 
$strSQL = "UPDATE activity SET "; 
$strSQL .="name_act = '".$_POST["name_act"]."' "; 
$strSQL .=",type_act = '".$_POST["type_act"]."' "; 
$strSQL .=",detail_act = '".$_POST["detail_act"]."' "; 
$strSQL .=",date_act = '".$_POST["date_act"]."' "; 
$strSQL.=",Thumbnails = '".$new_images."' ";           
$strSQL.=",FilesName = '".$_FILES["fileUpload"]["name"]."' ";      
$strSQL .="WHERE id_act = '".$_GET["id_edit"]."' "; 
$objQuery = mysql_query($strSQL); 
if($objQuery) 
{ 
echo "<script language=\"javascript\">alert(\"แก้ไขข้อมูลเรียบร้อยแล้ว\");location=\"Activity.php\";</script>"; 
} 
else
{ 
echo "Error Save [".$strSQL."]"; 
}
} 
mysql_close($objConnect); 

?>