Index: pan/prefs.c
===================================================================
RCS file: /cvs/gnome/pan/pan/prefs.c,v
retrieving revision 1.298
diff -u -u -r1.298 prefs.c
--- pan/prefs.c	2002/09/13 21:48:45	1.298
+++ pan/prefs.c	2002/09/14 10:03:21
@@ -921,6 +921,12 @@
 ***  prefs_text_page
 **/
 
+static void
+smooth_scrolling_check_toggled (GtkToggleButton * togglebutton, gpointer gp)
+{
+	gtk_widget_set_sensitive (GTK_WIDGET(win->smooth_scrolling_speed_sb), gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON(togglebutton)));
+}
+
 static gulong
 get_header_flags (void)
 {
@@ -1077,6 +1083,7 @@
 		w = gtk_check_button_new_with_mnemonic (_("Smooth _scrolling at speed:"));
 		gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(w), text_window_smooth_scrolling);
 		connect_signal_to_prefs_changed (w, "toggled");
+		gtk_signal_connect (GTK_OBJECT(w), "toggled", GTK_SIGNAL_FUNC(smooth_scrolling_check_toggled), 0);		
 		win->smooth_scrolling_check = w;
 		gtk_table_attach_defaults (GTK_TABLE(t), w, 1, 2, row, row+1);
 
@@ -1086,6 +1093,7 @@
 		gtk_spin_button_set_value (GTK_SPIN_BUTTON(w), text_window_smooth_scrolling_speed);
 		connect_signal_to_prefs_changed (w, "changed");
 		win->smooth_scrolling_speed_sb = w;
+		gtk_widget_set_sensitive (GTK_WIDGET(w), text_window_smooth_scrolling);
 		gtk_table_attach_defaults (GTK_TABLE(t), w, 3, 4, row, row+1);
 		++row;