function uploadimage($name, $file, $tablename, $dir, $username)
{
$debug = false;

$maxwidth = 300;
$maxheight = 300;

$image_caption = $name;
$image_username = $username;
$image_tempname = $file['name'];
$filename = $file['name'];
$tmpname = $file['tmp_name'];

if ($debug)
{
    list($width, $height, $type, $attr) = getimagesize($tmpname);
    echo "<span class = debug>";
    echo "<p >Debug info: <p />";
    echo $image_tempname;
    echo "<br />";
    echo $tmpname;
    echo "<br />";
    echo "image width and height are: " . $width . "*" . $height;
    echo "</span>";
    die();
}

$today = date("Y-m-d");
//upload image and check for image type
//make sure to change your path to match your images directory
//$ImageDir ="D:/Program Files/Apache Software Foundation/Apache2.2/htdocs/nmpfrance2/images2/";   
$ImageDir = $dir;
$ImageName = $ImageDir . $image_tempname;

list($width, $height, $type, $attr) = getimagesize($tmpname);

if ($width > $maxwidth || $height > $maxheight)
{
    unlink($tmpname);
    echo "<p><span class = error> Image Width and Height should be equal or less than 300 pixels </span><p />";
    echo "<a href = 'javascript:history.back()' class = activelink> Select another image </a>";
    die();
}

if (move_uploaded_file($tmpname, $ImageName)) 
{
    //get info about the image being uploaded
    list($width, $height, $type, $attr) = getimagesize($ImageName);
    switch ($type) 
    {
        case 1:
        $ext = ".gif";
        break;
        case 2:
        $ext = ".jpg";
        break;
        case 3:
        $ext = ".png";
        break;
        default:
        echo "Sorry, but the file you uploaded was not a GIF, JPG, or " .
        "PNG file.<br>";
        echo "Please hit your browser's 'back' button and try again.";

        echo "<br>or click<a href='javascript:history.back()'> here</a>!";
        die();
    }
    //insert info into image table
    $insert = "INSERT INTO $tablename
    (image_caption, image_username, image_ext,image_date)
    VALUES
    ('$image_caption', '$image_username', '$ext','$today')";
    $insertresults = mysql_query($insert)
    or die(mysql_error('Can not insert image record!'));
    $lastpicid = mysql_insert_id();

    $dotindex = strpos($filename, '.', 0 );
    $filename = substr($filename, 0, $dotindex);
    $filename = $filename . $lastpicid . $ext;

    $update = "update $tablename set saved_name = '$filename' where image_id = $lastpicid";
    $upres = mysql_query($update) or die('<span class = error> Can not update image record!!!</span>');

    $newfilename = $ImageDir . $filename;

    ///// if the file exist then this code can not raname it
    ////  instead it will copy newfile with newname and then remove(unlink oldfile)

     if (!rename($ImageName, $newfilename)) 
     {
        if (copy ($ImageName, $newfilename)) 
        {
            unlink($ImageName);
        }
    }
}
return $lastpicid;
}