diff --git a/wp-includes/class-language.php b/wp-includes/class-language.php
new file mode 100644
index 0000000000..d72051e87b
--- /dev/null
+++ b/wp-includes/class-language.php
@@ -0,0 +1,57 @@
+<?php
+
+// Language class, used for localization
+// Copyright 2004 Alex King, used with permission
+
+class language {
+	var $author;		// name of the translator
+	var $author_url;	// URL of the translator
+	var $charset;		// defaults to ISO-8859-I for english
+	var $name;			// name of language
+	var $strings;		// the strings that are translated
+	
+// initialize
+	function language($author = ''
+	                 ,$author_url = ''
+	                 ,$charset = 'ISO-8859-I'
+	                 ,$name = ''
+	                 ,$strings = array()
+	                 ) {
+		$this->author = $author;
+		$this->author_url = $author_url;
+		$this->charset = $charset;
+		$this->name = $name;
+		$this->strings = $strings;
+	}
+
+	function str($key, $vars = '') {
+		if (!isset($this->strings[$key])) { // not using array_key_exists() because it is slower
+			return false;
+		}
+		if (empty($vars)) {
+			print($this->strings[$key]);
+			return true;
+		}
+		else {
+			if (strstr($vars, ',')) {
+				$vars = explode(',', $vars);
+			}
+			else {
+				$vars = array($vars);
+			}
+			$string = $this->strings[$key];
+			for ($i = 0; $i < count($vars); $i++) {
+				$string = @str_replace("__".$i, $vars[$i], $string);
+				if (!$string) {
+					print('<p><strong>Error</strong>, could not replace __'.$i
+						 .' with '.$vars[$i].' in string '.$key.'.</p>'
+						 );
+				}
+			}
+			print($string);
+			return true;
+		}
+	}
+}
+
+?>
\ No newline at end of file