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global $config;
if(preg_match("!(.*)\/$!", $params['dir'], $matches)){
	$params['dir'] = $matches[1];
}
if(preg_match("!^\/(.*)!", $params['dir'], $matches)){
	$params['dir'] = $matches[1];
}
$dir_name = $config['root_path'] . DIRECTORY_SEPARATOR . $params['dir'];
$dir = opendir($dir_name);
$files = array();
$file_regexp = "#\\.((jpg)|(gif)|(png))$#i";

if(isset($params['fade']) && is_numeric($params['fade']) && $params['fade'] > 0){
	$fade = $params['fade'];
}
else{
	$fade = 0;
}

while ($file = readdir($dir)) {
	if (preg_match($file_regexp, $file)){
		$files[] = $file;
	}
}

closedir($dir);

if ($params['shuffle'] == true){
	shuffle($files);
}

$array_name = join("", explode("/", $params['dir']));

if($fade != 0){
?>
<__script__ type="text/javascript" src="<?=$config['root_url'];?>/lib/scriptaculous/prototype.js"></__script>
<__script__ type="text/javascript" src="<?=$config['root_url'];?>/lib/scriptaculous/scriptaculous.js"></__script>
<?
}
?>
<img id="<?=$params['imgid'];?>" src='<?=$params['dir']."/".$files[0];?>' alt='' />
<__script__ type="text/javascript">
<!--
var <?=$array_name;?>_array = new Array();
<?php
for ($i = 0; $i < count($files); $i ++){
	echo "{$array_name}_array"."[$i] = new Image();\n";
	echo "{$array_name}_array"."[$i].src = \"{$params['dir']}/{$files[$i]}\";\n";
}
?>

var <?=$array_name;?>_count = <?=count($files);?>;
var <?=$array_name;?>_id = '<?=$params['imgid'];?>';
var <?=$array_name;?>_index = 0;
<?
if($fade > 0){
?>
function image_switcher_<?=$array_name;?>(){
	new Effect.Opacity(<?=$array_name;?>_id, {duration:<?=$fade;?>, from:1.0, to:0.0});
	setTimeout("switch_src_<?=$array_name;?>()", <?=$fade*1000;?>);
}

function switch_src_<?=$array_name;?>(){
	<?=$array_name;?>_index++;
	<?=$array_name;?>_index %= <?=$array_name;?>_count;
	var theimg = document.getElementById(<?=$array_name;?>_id);
	theimg.src = <?=$array_name;?>_array[<?=$array_name;?>_index].src;
	new Effect.Opacity(<?=$array_name;?>_id, {duration: <?=$fade;?>, from:0.0, to:1.0});
	setTimeout("fadeSetTimeout_<?=$array_name;?>()", <?=$fade*1000;?>);
}

function fadeSetTimeout_<?=$array_name;?>(){
	setTimeout("image_switcher_<?=$array_name;?>()", <?=$params['timeout']*1000;?>);
}
<?
}
else{
?>
function image_switcher_<?=$array_name;?>(){
	<?=$array_name;?>_index++;
	<?=$array_name;?>_index %= <?=$array_name;?>_count;
	var theimg = document.getElementById(<?=$array_name;?>_id);
	theimg.src = <?=$array_name;?>_array[<?=$array_name;?>_index].src;
	setTimeout("image_switcher_<?=$array_name;?>()", <?=$params['timeout']*1000;?>);
}
<?
}
?>

setTimeout("image_switcher_<?=$array_name;?>()", <?=$params['timeout']*1000;?>);
-->
</__script>
<?php