function verifyListSubscription(theForm) {
	var f = theForm;
	var errors = "";
	
	if (f.subscribe.checked) {
		if (f.theEmail1.value == "") {
			errors += "Your email address is empty;\n"; 
		} else {
			if ((f.theEmail1.value.indexOf("@") == -1) || (f.theEmail1.value.indexOf(".") == -1)) {
				errors += "Your email address is invalid;\n";
			}
		}
	}

	if (errors != "") {
		alert(errors);
		return false;
	} else {
		return true;
	}
}
function toggleInput(container, isChecked) {
	if (isChecked) {
		changeStyle(document.getElementById(container), "showMe");
	} else {
		changeStyle(document.getElementById(container), "hideMe");
	}
}
function changeStyle(element, strClass) {
	element.className = strClass;
}