Updated to use the new standardsheets variable

theme/XHTML_CSS_UH/styles.php

@@ -1,6 +1,8 @@
 <?PHP /*  $Id$ */
 
-/// We use PHP so we can do value substitutions into the styles
+/// This PHP script is used because it provides a place for setting 
+/// up any necessary variables, and lets us include raw CSS files.
+/// The output of this script should be a completely standard CSS file.
 
     if (!isset($themename)) {
         $themename = NULL;
@@ -8,10 +10,24 @@
 
     $nomoodlecookie = true;
     require_once("../../config.php");
-    $themeurl = style_sheet_setup(filemtime("styles.php"), 300, $themename);
 
-    include ("./styles_layout.css");
-    include ("./styles_font.css");
-    include ("./styles_color.css");
-    // include ("./styles_block.css");
-?>
+    $subsheets = array('styles_layout', 'styles_font', 'styles_color');
+
+/// There should be no need to touch the following
+
+    $lastmodified = filemtime('styles.php');
+
+    foreach ($subsheets as $subsheet) {
+        $lastmodifiedsub = filemtime($subsheet.'.css');
+        if ($lastmodifiedsub > $lastmodified) {
+            $lastmodified = $lastmodifiedsub;
+        }
+    }
+
+    $themeurl = style_sheet_setup($lastmodifiedsub, 600, $themename);
+
+    foreach ($subsheets as $subsheet) {
+        include_once($subsheet.'.css');
+    }
+
+?>