// Checks the email field in the Newsletter Signup Forms which appear at the top of each page
// Returns true or false

function checkEmail(form) {
	if ((form.email.value == "") || (form.email.value == null)) {
		alert("Please enter your Email Address");
		form.email.focus();
		return false;
	} else if ((form.email.value.indexOf("@") == -1) || (form.email.value.indexOf(".") == -1)) {
		alert("Please enter your Full Email Address");
		form.email.focus();
		return false;
	} else {
		return true;
	}
}