function reloadAhctpac() {
	var $ahctpacImg = $("img.id_reg_ahctpac_img");
	var rand = Math.round(Math.random() * 100);
	var src = "/" + lang + "/index/ahctpac/r/" + rand;
	$ahctpacImg.attr("src", src);
	
	var $ahctpacInputField = $("input.id_reg_ahctpac");
	$ahctpacInputField.val("");
}