Index: info/session.c
===================================================================
--- info/session.c	(revision 7771)
+++ info/session.c	(working copy)
@@ -63,7 +63,7 @@
 {
   if (!allfiles_node)
     {
-      info_error (_("No file index"));
+      info_error (_("No file index."));
       return;
     }
 
@@ -1957,7 +1957,7 @@
   if (!windows->next)
     info_error ("%s", msg_cant_kill_last);
   else if (window->flags & W_WindowIsPerm)
-    info_error ("%s", _("Cannot delete a permanent window"));
+    info_error ("%s", _("Cannot delete a permanent window."));
   else
     {
       info_delete_window_internal (window);
@@ -3024,7 +3024,7 @@
     }
 
   if (!node)
-    info_error ("%s", _("This window has no additional nodes"));
+    info_error ("%s", _("This window has no additional nodes."));
   else
     info_set_node_of_window (window, node);
 }
@@ -3057,7 +3057,7 @@
     }
 
   if (!node)
-    info_error ("%s", _("This window has no additional nodes"));
+    info_error ("%s", _("This window has no additional nodes."));
   else
     info_set_node_of_window (window, node);
 }
@@ -3645,7 +3645,7 @@
   if (window->hist_index > 1)
     forget_node (window);
   else
-    info_error (_("No earlier node in history"));
+    info_error (_("No earlier node in history."));
 }
 
 /* Read the name of a file and select the entire file. */
@@ -4218,7 +4218,7 @@
 
   if (mbslen (line) < min_search_length)
     {
-      info_error ("%s", _("Search string too short"));
+      info_error ("%s", _("Search string too short."));
       free (line);
       return 1;
     }
@@ -4601,7 +4601,7 @@
 {
   if (!window->search_string || window->node->active_menu == 0)
     {
-      info_error (_("No active search"));
+      info_error (_("No active search."));
       return;
     }
 
@@ -4613,7 +4613,7 @@
 {
   if (!window->search_string || window->node->active_menu == 0)
     {
-      info_error (_("No active search"));
+      info_error (_("No active search."));
       return;
     }
 
@@ -4649,7 +4649,7 @@
 
   if (!last_search_direction || !search_string)
     {
-      info_error ("%s", _("No previous search string"));
+      info_error ("%s", _("No previous search string."));
       return;
     }
 
@@ -4694,7 +4694,7 @@
 
   if (!last_search_direction || !search_string)
     {
-      info_error ("%s", _("No previous search string"));
+      info_error ("%s", _("No previous search string."));
       return;
     }