diff -r 1a457487afcf cmd/wm/wm.c
--- a/cmd/wm/wm.c	Wed Dec 14 17:51:40 2005
+++ b/cmd/wm/wm.c	Wed Dec 14 18:48:28 2005
@@ -3,6 +3,7 @@
  * See LICENSE file for license details.
  */
 
+#include <errno.h>
 #include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
@@ -419,8 +420,13 @@
 		p = cext_list_get_prev_item(&pages, p);
 	else if (!strncmp(arg, "next", 5))
 		p = cext_list_get_next_item(&pages, p);
-	else
+	else {
 		p = cext_list_get_item(&pages, blitz_strtonum(arg, 0, cext_sizeof_container(&pages) - 1));
+		if (errno) {
+			errno = 0;
+			return;
+		}
+	}
 	sel_page(p);
 }