--- libwnck/tasklist.c.orig	2008-06-30 10:08:57.000000000 +0200
+++ libwnck/tasklist.c	2009-12-05 18:40:12.000000000 +0100
@@ -1990,6 +1990,9 @@
                          GdkEventScroll *event,
                          gpointer user_data)
 {
+  /* disable this function completely */
+  return TRUE;
+
   /* use the fact that tasklist->priv->windows is sorted
    * see wnck_tasklist_size_allocate() */
   GtkTextDirection ltr;