--- rxvt-unicode/src/scrollbar.C	2008/02/19 13:01:33	1.61
+++ rxvt-unicode/src/scrollbar.C	2008/02/19 17:49:16	1.62
@@ -121,8 +121,7 @@
       int sb_size = (sb_bot - sb_top) * size ();
 
       top = beg + (sb_top * size ()) / sb_len;
-      len = sb_size / sb_len + min_height () + (sb_size % sb_len > 0);
-      bot = top + len;
+      bot = top + sb_size / sb_len + min_height () + (sb_size % sb_len > 0);
       /* no change */
       if (top == last_top
           && bot == last_bot