Thank you, Ricard!
I figured it out, might not be as clean as it should be but it works :
if( type == 1){ thumbs_rating_class = ".thumbs-rating-up"; }
else{ thumbs_rating_class = ".thumbs-rating-down"; $('#improve').modal('show'); }
jQuery(new_container + thumbs_rating_class ).addClass('thumbs-rating-voted');
jQuery('#thumbs-rating-' + ID + ' .thumbs-rating-thankyou').fadeIn().css('display', 'block').fadeOut(4000);
Also added a thank you! message for convenience.
I did rate your plugin and leave a comment, thanks again!
Best Regards