$(document).ready(function () {
	$(".captcha").each(function(){
		var elem = this;
		var img = $(".captcha_image img", this);
		var src = $(img).attr("src");
		
		$(".captcha_refresh", this).bind("click.captcha", function(){
			//var newImage = new Image();
			//newImage.src = $(img).attr("src");
			var newImg = $("<img />").attr("src", src + "id=" + (new Date()).getTime());
			$(".captcha_image img", elem).remove();
			$(".captcha_image", elem).append(newImg);
			
			return false;
		});
	});
});