function openContact() {
	window.opener.location.href = "./contact.php";
	return false;
}
function showProduct(productId) {
	var productWindow = window.open("./product_info.php?id=" + productId, "productWindow", 'height=360,width=445,left=10,top=120');
	productWindow.focus();
	return false;
}
function validateRequired(field,alertTxt) {
	with (field) {
		if (value==null||value=="") {
			alert(alertTxt);
			return false
		}
		else {
			return true
		}
	}
}

function validateForm(thisForm) {
	with (thisForm) {
		if (validateRequired(email,"Please fill out your email!")==false) {
			email.focus();
		return false}
	}
}