diff --git a/classes.php b/classes.php
new file mode 100644
index 0000000..b194030
--- /dev/null
+++ b/classes.php
@@ -0,0 +1,153 @@
+<?php
+
+abstract class AbstractAction
+{
+	protected $value;
+
+	protected $container;
+
+	protected $formatter;
+
+	public function __construct( $value )
+	{
+		$this->value = $value;
+	}
+
+	public function setContainer( ContainerInterface $container )
+	{
+		$this->container = $container;
+	}
+
+	public function setFormatter( FormatterInterface $formatter )
+	{
+		$this->formatter = $formatter;
+	}
+
+	public function esc_raw()
+	{
+		return nl2br( htmlentities( $this->value ) );
+	}
+
+	abstract public function decode();
+
+	public function __toString()
+	{
+		$value = $this->decode();
+		$formatted = $this->formatter->format( $value );
+		return $this->container->wrap( $formatted );
+	}
+}
+
+class ActionQuotedPrintableDecode extends AbstractAction
+{
+	public function __construct( $value )
+	{
+		parent::__construct( $value );
+		$this->setContainer( new TextareaContainer );
+		$this->setFormatter( new EchoFormatter );
+	}
+
+	public function decode()
+	{
+		return quoted_printable_decode( $this->value );
+	}
+}
+
+class ActionUrldecode extends AbstractAction
+{
+	public function __construct( $value )
+	{
+		parent::__construct( $value );
+		$this->setContainer( new TextareaContainer );
+		$this->setFormatter( new EchoFormatter );
+	}
+
+	public function decode()
+	{
+		return urldecode( $this->value );
+	}
+}
+
+class ActionUrlencode extends AbstractAction
+{
+	public function __construct( $value )
+	{
+		parent::__construct( $value );
+		$this->setContainer( new TextareaContainer );
+		$this->setFormatter( new EchoFormatter );
+	}
+
+	public function decode()
+	{
+		return urlencode( $this->value );
+	}
+}
+
+class ActionUnserialize extends AbstractAction
+{
+	public function __construct( $value )
+	{
+		parent::__construct( $value );
+		$this->setContainer( new DivContainer );
+		$this->setFormatter( new DbugFormatter );
+	}
+
+	public function decode()
+	{
+		return unserialize( $this->value );
+	}
+}
+
+interface ContainerInterface
+{
+	public function wrap( $contents );
+}
+
+class DivContainer implements ContainerInterface
+{
+	public function wrap( $contents )
+	{
+		return '<div class="col">' . $contents . '</div>';
+	}
+}
+
+class TextareaContainer extends DivContainer
+{
+	public function wrap( $contents )
+	{
+		return parent::wrap( '<textarea>' . $contents . '</textarea>' );
+	}
+}
+
+interface FormatterInterface
+{
+	public function format( $value );
+}
+
+class DbugFormatter implements FormatterInterface
+{
+	public function format( $value )
+	{
+		ob_start();
+		new dBug( $value );
+		return ob_get_clean();
+	}
+}
+
+class VardumpFormatter implements FormatterInterface
+{
+	public function format( $value )
+	{
+		ob_start();
+		var_dump( $value );
+		return ob_get_clean();
+	}
+}
+
+class EchoFormatter implements FormatterInterface
+{
+	public function format( $value )
+	{
+		return $value;
+	}
+}
diff --git a/functions.php b/functions.php
new file mode 100644
index 0000000..89dd6b0
--- /dev/null
+++ b/functions.php
@@ -0,0 +1,19 @@
+<?php
+
+// http://core.trac.wordpress.org/browser/tags/3.3.2/wp-includes/general-template.php
+function selected( $selected, $current = true, $echo = true ) {
+	return __checked_selected_helper( $selected, $current, $echo, 'selected' );
+}
+
+// http://core.trac.wordpress.org/browser/tags/3.3.2/wp-includes/general-template.php
+function __checked_selected_helper( $helper, $current, $echo, $type ) {
+	if ( (string) $helper === (string) $current )
+		$result = " $type='$type'";
+	else
+		$result = '';
+
+	if ( $echo )
+		echo $result;
+
+	return $result;
+}
diff --git a/index.php b/index.php
index 9c2b7ad..b2de076 100644
--- a/index.php
+++ b/index.php
@@ -4,11 +4,16 @@
 	<meta charset="UTF-8">
 	<title></title>
 <style>
-.serialized {
+body {
+	font-family: Verdana, Arial, sans-serif;
+	font-size: 67.5%;
+}
+textarea {
 	height: 200px;
 	width: 100%;
 }
-.cols {
+h2 {
+	clear: both;
 }
 .col {
 	margin-right: 1.8%;
@@ -23,6 +28,8 @@
 <?php
 
 require_once 'dBug.php';
+require_once 'classes.php';
+require_once 'functions.php';
 
 ?>
 
@@ -30,16 +37,32 @@ require_once 'dBug.php';
 
 <h2>Expand Serialized</h2>
 
+<?php
+
+$action = null;
+
+if( 'POST' === $_SERVER['REQUEST_METHOD'] ) {
+	$class = "Action" . $_POST['action'];
+	$action = new $class( $_POST['data'] );
+}
+
+?>
+
 <div class="cols">
 	<div class="col">
 		<form method="post">
-		<textarea class="serialized" name="serialized"><?php echo nl2br(htmlentities($_POST['serialized'])); ?></textarea><br>
-		<input type="submit">
+			<textarea class="data" name="data"><?php if( $action ) echo $action->esc_raw(); ?></textarea><br>
+			<select name="action">
+				<option value="QuotedPrintableDecode" <?php echo selected($_POST['action'], 'QuotedPrintableDecode'); ?>>quoted_printable_decode()</option>
+				<option value="Urlencode" <?php echo selected($_POST['action'], 'Urlencode'); ?>>urlencode()</option>
+				<option value="Urldecode"<?php echo selected($_POST['action'], 'Urldecode'); ?>>urldecode()</option>
+				<option value="Unserialize"<?php echo selected($_POST['action'], 'Unserialize'); ?>>unserialize()</option>
+			<select>
+			<input type="submit">
 		</form>
 	</div>
-	<div class="col"><?php if( isset($_POST['serialized']) ) new dBug(unserialize($_POST['serialized'])); ?></div>
+	<?php if( $action ) echo $action; ?>
 </div>
 
-
 </body>
 </html>