* use isset() to be correct and don't produce warnings

[citadel.git] / ctdlphp / ctdlheader.php

diff --git a/ctdlphp/ctdlheader.php b/ctdlphp/ctdlheader.php
index 39aadf9ea9718fdeac99b289675ccfe713bd54bd..9e8dfde61e5795d1b233361002bb9135e5f3891e 100644 (file)
--- a/ctdlphp/ctdlheader.php
+++ b/ctdlphp/ctdlheader.php
@@ -61,14 +61,14 @@ LITERAL;
        echo '<TABLE BORDER=0 WIDTH=100%>';
        echo '<TR>';
        echo '<TD>' . $_SESSION["serv_humannode"] . '</TD>' ;
-       echo '<TD>' . $_SESSION["username"] . '</TD>' ;
-       echo '<TD>' . $_SESSION["room"] . '</TD>' ;
+       echo '<TD>' . (isset($_SESSION["username"]))?'':$_SESSION["username"] . '</TD>' ;
+       echo '<TD>' . (isset($_SESSION["room"]))?'':$_SESSION["room"] . '</TD>' ;
        echo '<TD ALIGN=RIGHT><A HREF="logout.php">Log out</A></TD>' ;
        echo '</TR></TABLE>';
        echo '</div>';
 
        // Temporary menu
-       if ($_SESSION["logged_in"]) {
+       if (isset($_SESSION["logged_in"])) {
                echo    '<div id="Menu">' .
                        '<a href="listrooms.php">' .
                        'room list</A><BR>' .