function fieldClick(status, value) {
	if (status == "0") {
		if (document.newsletter_field.email.value == "")
			document.newsletter_field.email.value = "Twój Email";
	} else if (status == "1") {
		if (document.newsletter_field.email.value == "Twój Email")
			document.newsletter_field.email.value = "";	
	}
}

function changeImage(filename)
{
	document.mainimage.src = filename;
}