Fix bug 1519

Detailed changes:
> 	Fix bug 1519:
> 	* lyskom-buttons.el (lyskom-button-add-self): Pass conf-stat, not
> 	conf-no to kom-add-self.
>

src/ChangeLog

 2005-02-14  David Byers  <byers@lysator.liu.se>
 
+	Fix bug 1519:
+	* lyskom-buttons.el (lyskom-button-add-self): Pass conf-stat, not
+	conf-no to kom-add-self.
+
 	Fix bug 1533:
 	* commands2.el (lyskom-list-summary): Copy the read-list before
 	passing it to lyskom-list-text-summary.

src/lyskom-buttons.el

@@ -847,7 +847,10 @@ This is a LysKOM button action."
   "In the LysKOM buffer buf, add self to conference ARG."
   (cond ((not (integerp arg)) nil)
         (t (pop-to-buffer buf)
-           (kom-add-self arg))))
+           (let ((conf (blocking-do 'get-conf-stat arg)))
+             (if conf
+                 (kom-add-self conf)
+               (lyskom-insert-before-prompt 'somebody-deleted-that-conf))))))
 
 (defun lyskom-button-sub-self (buf arg text)
   "In the LysKOM buffer buf, sub self from conference ARG."