PHP jQuery Auto Add File & Multiple Upload

<style>
a,a:visited{cursor:pointer;color:#0000ff}
</style>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<script>
$(function(){
$('.pick-file').live('change',function(){
    var row = '<div class="file">'+$('.list-file').find('.file:first').html()+'</div>';
    $('.list-file').append(row);
    $(this).parent().append('<a class="rem">[x] Hapus</a>');
    $('.list-file').find('.file:last').find('.rem').remove();
});
$('.rem').live('click',function(){
    var tanya = confirm('Anda yakin ingin menghapus item ini?');
    if(tanya)
        $(this).parent().remove();
});
})
</script>

<div class="workspace">
<form action="" method="post" enctype="multipart/form-data">
<?php
$dir = 'upload/';
if(isset($_POST['save'])){
    foreach($_FILES['img']['name'] as $i=>$img){
        if($_FILES['img']['size'][$i]>0){
            $upload = move_uploaded_file($_FILES['img']['tmp_name'][$i], $dir.$img);
            if($upload) $status = $status+1;
        }
    }
    if($status>0){
        echo "<p>$status image berhasil diupload...</p>";
    }else{
        echo "<p>File aggal diupload...</p>";
    }
}
?>
<div class="list-file">
<div class="file"><input class="pick-file" type="file" name="img[]" accept="image/*" /></div>
</div>
<input type="submit" name="save" value="Upload" />
</form>
</div>