pref-prefs: show default update interval as a dropdown

backend.php

@@ -123,6 +123,16 @@
 		1440 => __("Daily"),
 		10080 => __("Weekly"));
 
+	$update_intervals_nodefault = array(
+		-1  => __("Disable updates"),
+		15  => __("Each 15 minutes"),
+		30  => __("Each 30 minutes"),
+		60  => __("Hourly"),
+		240 => __("Each 4 hours"),
+		720 => __("Each 12 hours"),
+		1440 => __("Daily"),
+		10080 => __("Weekly"));
+
 	$update_methods = array(
 		0   => __("Default"),
 		1   => __("Magpie"),

modules/pref-prefs.php

@@ -368,7 +368,13 @@
 
 				print "<td class=\"prefValue\">";
 
-				if ($type_name == "bool") {
+				if ($pref_name == "DEFAULT_UPDATE_INTERVAL") {
+
+					global $update_intervals_nodefault;
+
+					print_select_hash($pref_name, $value, $update_intervals_nodefault);
+
+				} else if ($type_name == "bool") {
 //					print_select($pref_name, $value, array("true", "false"));
 
 					if ($value == "true") {