[gcalctool] Fix up mnemonic on decimal places string

[Robert Ancell <rancell src gnome org>]

commit 8b9e2294dae7843650e2e939865b259b31c0b3ed
Author: Robert Ancell <robert ancell gmail com>
Date:   Thu Apr 1 09:39:03 2010 +1100

    Fix up mnemonic on decimal places string

 src/gtk.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/gtk.c b/src/gtk.c
index d8b93c9..f69a9ee 100644
--- a/src/gtk.c
+++ b/src/gtk.c
@@ -1822,7 +1822,7 @@ create_main_window()
     gtk_cell_layout_add_attribute(GTK_CELL_LAYOUT(widget), renderer, "text", 0);
 
     /* Label used in preferences dialog.  The %d is replaced by a spinbutton */
-    string = _("Show %d decimal places");
+    string = _("Show %d decimal _places");
     tokens = g_strsplit(string, "%d", 2);
     widget = GET_WIDGET("decimal_places_label1");
     if (tokens[0])
@@ -1830,7 +1830,7 @@ create_main_window()
     else
         string = "";
     if (string[0] != '\0')
-        gtk_label_set_text(GTK_LABEL(widget), string);
+        gtk_label_set_text_with_mnemonic(GTK_LABEL(widget), string);
     else
         gtk_widget_hide(widget);
 
@@ -1840,7 +1840,7 @@ create_main_window()
     else
         string = "";
     if (string[0] != '\0')
-        gtk_label_set_text(GTK_LABEL(widget), string);
+        gtk_label_set_text_with_mnemonic(GTK_LABEL(widget), string);
     else
         gtk_widget_hide(widget);