// upload file
if($allowuploads && $_FILES['file']) {
$upload = true;
if(!$overwrite) {
if(file_exists($leadon.$_FILES['file']['name'])) {
$upload = false;
}
}
$ext = strtolower(substr($_FILES['file']['name'], strrpos($_FILES['file']['name'], '.')+1));
if(!in_array($ext, $supportedextentions)) {
$upload = false;
}
if($upload) {
move_uploaded_file($_FILES['file']['tmp_name'], $leadon . $_FILES['file']['name']);
}
}

if($allowuploads) {
$phpallowuploads = (bool) ini_get('file_uploads');
$phpmaxsize = ini_get('upload_max_filesize');
$phpmaxsize = trim($phpmaxsize);
$last = strtolower($phpmaxsize{strlen($phpmaxsize)-1});
switch($last) {
case 'g':
$phpmaxsize *= 1024;
case 'm':
$phpmaxsize *= 1024;
}
}

<script type="text/javascript" language="Javascript">
<!--
image01=new Image(www,hhh)
image02=new Image(www,hhh)

image01.src="imeslike.gif"
image02.src="imeslike.jpg"
//-->
</script>