Index: edit-form-advanced.php
===================================================================
--- edit-form-advanced.php	(revision 5966)
+++ edit-form-advanced.php	(working copy)
@@ -19,7 +19,7 @@
 
 if (0 == $post_ID) {
 	$form_action = 'post';
-	$temp_ID = -1 * time(); // don't change this formula without looking at wp_write_post()
+	$temp_ID = -1 * time() + 1; // don't change this formula without looking at wp_write_post()
 	$form_extra = "<input type='hidden' id='post_ID' name='temp_ID' value='$temp_ID' />";
 	wp_nonce_field('add-post');
 } else {