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Code in functions.php

function nivo_slider () {
	wp_enqueue_script('jquery');
	wp_enqueue_script( 'nivo_main_file', get_template_directory_uri() . '/js/jquery.nivo.slider.pack.js', array('jquery') );
	wp_enqueue_script( 'nivo_active_file', get_template_directory_uri() . '/js/nivo-slider-active.js', array('jquery') );
	wp_enqueue_style( 'nivo-default-theme', get_template_directory_uri() . '/nivo-slider/themes/default/default.css' );
	wp_enqueue_style( 'nivo-light-theme', get_template_directory_uri() . '/nivo-slider/themes/light/light.css' );
	wp_enqueue_style( 'nivo-dark-theme', get_template_directory_uri() . '/nivo-slider/themes/dark/dark.css' );
	wp_enqueue_style( 'nivo-bar-theme', get_template_directory_uri() . '/nivo-slider/themes/bar/bar.css' );
	wp_enqueue_style( 'nivo-main-css', get_template_directory_uri() . '/nivo-slider/nivo-slider.css' );
}
add_action( 'wp_enqueue_scripts', 'nivo_slider' );


function nivo_slider_loop ($atts, $content = null){

	extract ( shortcode_atts ( array (
		
		'theme' => 'defult',
	), $atts, 'slider') );

	return '<div class="slider-wrapper theme-'.$theme.'"><div id="slider" class="nivoSlider">' . do_shortcode($content) . '</div></div>';
}
add_shortcode ('slider', 'nivo_slider_loop');

function nivo_slides_loop ($atts){

	extract ( shortcode_atts ( array (
		'content' => 'null',
		'image' => 'null',
		'title' => 'default',
		'link' => 'http://',
	), $atts, 'slides') );

	return '<a href="'.$link.'"><img src="'.$image.'" data-thumb="'.$image.'" alt="" title="'.$title.'" /></a>';
}
add_shortcode ('slides', 'nivo_slides_loop');



Usage

[slider theme="light"][slides image="http://lorempixel.com/600/350/nature/" title="Slider Caption" link="http://wordpress.org"] [slides image="http://placehold.it/600x350" title="Slider Caption" link="http://google.com"][/slider]