function rate(submission_id, your_rating){
	new Ajax.Updater('submission_info_box', '/submission/rate/'+submission_id+'/'+your_rating+'?ajax=true');
}

function add_to_favourites(submission_id){
	new Ajax.Updater('submission_info_box', '/user/favourites/add/'+submission_id+'?ajax=true');
}

function remove_from_favourites(submission_id){
	new Ajax.Updater('submission_info_box', '/user/favourites/remove/'+submission_id+'?ajax=true');
}