+// Wrapper to check whether given theme is readable
+function isThemeReadable ($theme) {
+ // Is there cache?
+ if (!isset($GLOBALS[__FUNCTION__][$theme])) {
+ // Determine it
+ $GLOBALS[__FUNCTION__][$theme] = (isIncludeReadable(sprintf('theme/%s/theme.php', $theme)));
+ } // END - if
+
+ // Return cache
+ return $GLOBALS[__FUNCTION__][$theme];
+}
+