function superchallenge_pass_fass(form) {
		var pass = form.password.value;
		if (pass) {
			var enc_pass = MD5(pass);
			var str = form.user.value+":"+enc_pass+":"+form.challenge.value;
			form.pass.value = MD5(str);
			return true;
		} else {
			return false;
		}
	}