diff --git a/inc/confutils.php b/inc/confutils.php
index c04d39896959936983027a5f83d4845f2b7d02b5..4a38eeaacb2ebf1b597f8d13757f09494dd0225f 100644
--- a/inc/confutils.php
+++ b/inc/confutils.php
@@ -88,10 +88,10 @@ function getEntities() {
 function getInterwiki() {
   static $wikis = NULL;
   if ( !$wikis ) {
-    $wikis = confToHash(DOKU_INC . 'conf/interwiki.conf');
+    $wikis = confToHash(DOKU_INC . 'conf/interwiki.conf',true);
   }
   //add sepecial case 'this'
-  $wikis[] = 'this '.DOKU_URL.'{NAME}';
+  $wikis['this'] = DOKU_URL.'{NAME}';
   return $wikis;
 }
 
@@ -100,7 +100,7 @@ function getInterwiki() {
  *
  * @author Harry Fuecks <hfuecks@gmail.com>
  */
-function confToHash($file) {
+function confToHash($file,$lower=false) {
   $conf = array();
   $lines = @file( $file );
   if ( !$lines ) return $conf;
@@ -112,7 +112,11 @@ function confToHash($file) {
     if(empty($line)) continue;
     $line = preg_split('/\s+/',$line,2);
     // Build the associative array
-    $conf[$line[0]] = $line[1];
+    if($lower){
+      $conf[strtolower($line[0])] = $line[1];
+    }else{
+      $conf[$line[0]] = $line[1];
+    }
   }
     
   return $conf;
diff --git a/inc/parser/handler.php b/inc/parser/handler.php
index d69c2be225d9f430f25f5ed4f9fe16f2f09319d9..b1334d94690935964a5a803c762cef1751aa219d 100644
--- a/inc/parser/handler.php
+++ b/inc/parser/handler.php
@@ -362,22 +362,22 @@ class Doku_Handler {
         //decide which kind of link it is
 
         if ( preg_match('/^[a-zA-Z]+>{1}.+$/u',$link[0]) ) {
-	      // Interwiki
+        // Interwiki
             $interwiki = preg_split('/>/u',$link[0]);
             $this->_addCall(
                 'interwikilink',
                 array($link[0],$link[1],strtolower($interwiki[0]),$interwiki[1]),
                 $pos
                 );
-				}elseif ( preg_match('/\\\\\\\\[\w.:?\-;,]+?\\\\/u',$link[0]) ) {
-				// Windows Share
+        }elseif ( preg_match('/\\\\\\\\[\w.:?\-;,]+?\\\\/u',$link[0]) ) {
+        // Windows Share
             $this->_addCall(
                 'windowssharelink',
                 array($link[0],$link[1]),
                 $pos
                 );
-				}elseif ( preg_match('#([a-z0-9\-_.]+?)@([\w\-]+\.([\w\-\.]+\.)*[\w]+)#i',$link[0]) ) {
-				// E-Mail
+        }elseif ( preg_match('#([a-z0-9\-_.]+?)@([\w\-]+\.([\w\-\.]+\.)*[\w]+)#i',$link[0]) ) {
+        // E-Mail
             $this->_addCall(
                 'emaillink',
                 array($link[0],$link[1]),