warning for guest when viewing blogs

diff --git a/blog/lib.php b/blog/lib.php
index 73ecef3525151cc4d7d9e275838b2074af99eace..7026d67730a860ca8af9b13ea2e548048464f041 100755 (executable)
--- a/blog/lib.php
+++ b/blog/lib.php
@@ -245,7 +245,7 @@
             return true;
         }
         
-        if ($USER->id == $targetuserid) {
+        if ($USER->id && ($USER->id == $targetuserid)) {
             return true;
         }