Instagram feed shortcode

You can download from here http://instafeedjs.com/

add_shortcode('instagram_blog','instagram_gallery_blog');
function instagram_gallery_blog($atts)
{
ob_start();
extract( shortcode_atts(
array(
), $atts )
);

if(isset($atts['item'])){

$iteam_limit = $atts['item'];
}else{

$iteam_limit = 6;
}

    var feed = new Instafeed({
    get: 'user',
    userId: ,
    accessToken: '',
    target: 'instafeed',
    resolution: 'standard_resolution',
    sortBy:"most-recent",
    limit :,
    template:'',
    after: function() {
    }
    });

    window.onload = function() {
    feed.run();
    }

    });
    return ob_get_clean();
    }