adding a new variable to let tool include specific CSS

main/inc/header.inc.php

@@ -122,6 +122,13 @@ if (empty($my_style)) {
 echo '@import "'.api_get_path(WEB_CSS_PATH).$my_style.'/default.css";'."\n";
 echo '@import "'.api_get_path(WEB_CSS_PATH).$my_style.'/course.css";'."\n";
 
+// enabling page to load extra css from correct theme 
+if (isset($htmlCSSXtra) && $htmlCSSXtra) {
+	foreach ($htmlCSSXtra as & $css) 
+		echo '@import "'.api_get_path(WEB_CSS_PATH).$my_style.'/'.$css.'";'."\n";
+	
+}
+
 if ($navigator_info['name']=='Internet Explorer' &&  $navigator_info['version']=='6') {
 	echo 'img, div { behavior: url('.api_get_path(WEB_LIBRARY_PATH).'javascript/iepngfix/iepngfix.htc) } ';
 }

main/inc/lib/display.lib.php

@@ -527,6 +527,7 @@ class Display {
 		global $_plugins, $lp_theme_css, $mycoursetheme, $user_theme, $platform_theme;
 		global $httpHeadXtra, $htmlHeadXtra, $htmlIncHeadXtra, $_course, $_user, $clarolineRepositoryWeb, $text_dir, $plugins, $_user, $rootAdminWeb, $_cid, $interbreadcrumb, $charset, $language_file, $noPHP_SELF;
 		global $menu_navigation;
+		global $htmlCSSXtra;
 		require api_get_path(INCLUDE_PATH).'header.inc.php';
 	}