fix previous wrt if-modified-since being added to context options headers

diff --git a/include/functions.php b/include/functions.php
index 6a12963902d80566e882beff125e4ca9d65e0330..1319520c675678c3b12baac50b64e8575c3c87ca 100755 (executable)
--- a/include/functions.php
+++ b/include/functions.php
@@ -500,7 +500,7 @@
                                  );
 
                        if (!$post_query && $last_modified) {
-                               $context_options['http']['header'] = "If-Modified-Since: $last_modified\r\n";
+                               array_push($context_options['http']['header'], "If-Modified-Since: $last_modified");
                        }
 
                        if (defined('_HTTP_PROXY')) {