diff --git a/global.php b/global.php
index 0cb721b..878ef69 100644
--- a/global.php
+++ b/global.php
@@ -5,10 +5,11 @@
 # function to generate URL from current showslow_root
 function getShowSlowBase() {
 	global $showslow_root;
+	$showslow_root = str_replace(DIRECTORY_SEPARATOR, '/', $showslow_root);
 
 	// Chopping of trailing slash which is not supposed to be there in Apache config
 	// See: http://httpd.apache.org/docs/2.0/mod/core.html#documentroot
-	$docroot = $_SERVER['DOCUMENT_ROOT'];
+	$docroot = str_replace(DIRECTORY_SEPARATOR, '/', $_SERVER['DOCUMENT_ROOT']);
 	if (substr($docroot, -1) == '/') {
 		$docroot = substr($docroot, 0, -1);
 	}