public function theme_tag_options( $theme ) {
                if ( count( $theme->tags ) != 0 ) { 
                        foreach ( $theme->tags as $tag ) {
                                $tagarray[] = "<option value='" . URL::get( 'display_entries_by_tag', 'tag=' . 
                                        $tag->tag_slug ) . "'>{$tag->tag_text}</option>";
                        }
                        sort( $tagarray );
                }
                return implode( "\n", $tagarray );
        }