function Chronoshop_Contact_Form_Class()
{
	this.onSubmit = function()
	{
		name = document.getElementById("chcf_name");
		email = document.getElementById("chcf_email");
		message = document.getElementById("chcf_msg");

		if (name.value == "" || name.value == "Jméno")
		{
			alert("Vyplňte položku se jménem!");
			name.focus();
			return false;
		}

		if (email.value == "" || email.value == "Email")
		{
			alert("Vyplňte položku s emailovou adresou!");
			email.focus();
			return false;
		}

		if (!this.reEmail.test(email.value))
		{
			alert('Neplatná emailová adresa!');
			email.focus();
			return false;
		}

		if (message.value == "" | message.value == "Vzkaz")
		{
			alert("Vyplňte položku se vzkazem!");
			message.focus();
			return false;
		}
		return true;
	}

	this.reEmail = /^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,4})$/
}

var Chronoshop_Contact_Form = new Chronoshop_Contact_Form_Class();