[evince] [libview] Don't try to show/hide annot windows the first time page range changes

[Carlos Garcia Campos <carlosgc src gnome org>]

commit ef00f8a39f4a7c36f07888ee5ae1d21b9cf9b585
Author: Carlos Garcia Campos <carlosgc gnome org>
Date:   Tue Dec 8 17:28:49 2009 +0100

    [libview] Don't try to show/hide annot windows the first time page range changes

 libview/ev-view.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libview/ev-view.c b/libview/ev-view.c
index 8a5ac5f..44f06cd 100644
--- a/libview/ev-view.c
+++ b/libview/ev-view.c
@@ -725,11 +725,11 @@ view_update_range_and_current_page (EvView *view)
 	if (start != view->start_page || end != view->end_page) {
 		gint i;
 
-		for (i = start; i < view->start_page; i++) {
+		for (i = start; i < view->start_page && start != -1; i++) {
 			hide_annotation_windows (view, i);
 		}
 
-		for (i = end; i > view->end_page; i--) {
+		for (i = end; i > view->end_page && end != -1; i--) {
 			hide_annotation_windows (view, i);
 		}
 	}