function wpp_get_mostpopular($args = NULL, $return = false) {

	if ( is_null( $args ) ) {
		echo do_shortcode('[wpp]');
	} else {
            if( is_array( $args ) ){
                $atts = '';
                foreach( $args as $key => $arg ){
                    $atts .= $key . '="' . $arg . '"';
                }
            } else {
                $atts = trim( str_replace( "&", " ", $args  ) );
            }
            
            $out = do_shortcode( '[wpp '.$atts.']' );
            
            if( $return )
                return $out;
            
            echo $out;
	}
}