1.php

<?php

// Creates [fire_royalslider id="YOUR_SLIDER_ID"]
// Add to your theme functions.php
function fire_royalslider_func($atts){
    $sliderid = $atts['id'];
    $out = '';

    if (!$sliderid) {
		return $out;
    }

    $out .= get_new_royalslider($sliderid);

    // Init code
    include_once(ABSPATH.'wp-content/plugins/new-royalslider/classes/NewRoyalSliderMain.php');
    $init_codes = NewRoyalSliderMain::$sliders_init_code;
	if ( is_array($init_codes) && isset($init_codes[$sliderid]) ) {
		$out .= '<script>';
		  $out .= "jQuery(document).ready(function($) {\n";
			$out .= $init_codes[$sliderid];
		  $out .= "});\n";
		$out .= '</script>';
	}
	return $out;
}

add_shortcode('fire_royalslider', 'fire_royalslider_func');