diff --git a/tests/view/helpers/MsgViewHelperTest.php b/tests/view/helpers/MsgViewHelperTest.php
index d9405e9..d813937 100644
--- a/tests/view/helpers/MsgViewHelperTest.php
+++ b/tests/view/helpers/MsgViewHelperTest.php
@@ -58,7 +58,21 @@ class MsgViewHelperTest extends PHPUnit_Framework_TestCase
         $this->assertSame(array('message' => 'error message', 'type' => 'error'), Session::get('MsgViewHelper'));
         $this->assertNull(Session::get('test'));
     }
-    
+
+    public function testInfo()
+    {
+        $this->helper->info('info message');
+        $this->assertSame(array('message' => 'info message', 'type' => 'info'), Session::get('MsgViewHelper'));
+        $this->assertNull(Session::get('test'));
+    }
+
+    public function testWarning()
+    {
+        $this->helper->warning('warning message');
+        $this->assertSame(array('message' => 'warning message', 'type' => 'warning'), Session::get('MsgViewHelper'));
+        $this->assertNull(Session::get('test'));
+    }
+
     public function testToString()
     {
         $this->helper->success('yeah');
@@ -71,4 +85,17 @@ class MsgViewHelperTest extends PHPUnit_Framework_TestCase
         $result = $this->helper->__toString();
         $this->assertEmpty($result);
     }
+
+    public function testToStringWithPrefix()
+    {
+        $this->helper->success('yeah');
+        $result = $this->helper->withPrefix('prefix')->__toString();
+        $this->assertSame('<div class="prefixsuccess">yeah</div>', $result);
+    }
+
+    public function testToStringEmptyWithPrefix()
+    {
+        $result = $this->helper->withPrefix('prefix')->__toString();
+        $this->assertEmpty($result);
+    }
 }
diff --git a/view/helpers/MsgViewHelper.php b/view/helpers/MsgViewHelper.php
index c45bdc4..8a1e335 100644
--- a/view/helpers/MsgViewHelper.php
+++ b/view/helpers/MsgViewHelper.php
@@ -13,37 +13,63 @@ class MsgViewHelper extends ViewHelper
 {
 
     const SUCCESS = 'success';
+
     const ERROR = 'error';
-    
-    protected $get;
-    
+
+    const INFO = 'info';
+
+    const WARNING = 'warning';
+
+    protected $css_prefix = '';
+
     public function msg($msg = null, $type = null)
     {
         if ($msg && $type) {
-            if (!in_array($type, array(self::SUCCESS, self::ERROR))) {
+            if (!in_array($type, array(self::SUCCESS, self::ERROR, self::INFO, self::WARNING))) {
                 throw new GeneralException('Unknown message type: "' . $type . '"');
             }
-            Session::set(__CLASS__, array('message' => $msg, 'type' => $type));
+            $this->set($msg, $type);
         }
         return $this;
     }
 
     public function success($msg)
     {
-        Session::set(__CLASS__, array('message' => $msg, 'type' => self::SUCCESS));
+        $this->set($msg, self::SUCCESS);
     }
 
     public function error($msg)
     {
-        Session::set(__CLASS__, array('message' => $msg, 'type' => self::ERROR));
+        $this->set($msg, self::ERROR);
     }
-    
+
+    public function info($msg)
+    {
+        $this->set($msg, self::INFO);
+    }
+
+    public function warning($msg)
+    {
+        $this->set($msg, self::WARNING);
+    }
+
+    protected function set($msg, $type)
+    {
+        Session::set(__CLASS__, array('message' => $msg, 'type' => $type));
+    }
+
+    public function withPrefix($css_prefix)
+    {
+        $this->css_prefix = $css_prefix;
+        return $this;
+    }
+
     public function __toString()
     {
         $msg = Session::get(__CLASS__, false);
         if ($msg) {
             Session::del(__CLASS__);
-            return '<div class="' . $msg['type'] . '">' . $this->view->escape($msg['message']) . '</div>';
+            return '<div class="' . $this->css_prefix . $msg['type'] . '">' . $this->view->escape($msg['message']) . '</div>';
         }
         return '';
     }