function testimonials_results(cat){
	new Ajax.Updater('testimonial_content', base_url+'testimonials/show_testimonial', {method: 'post', postBody:'cat='+cat, onComplete: fade_control()});
}

function fade_control(){
	Effect.Appear($('testimonial_content'), { duration:1, from:0.0, to:1.0});
}

window.onload=function(){
	$('category_select').onchange = function(){
		if($('category_select').value != "0"){
			testimonials_results($('category_select').value);
		}
	}
}