var browser = 0;
if ((navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 3) || (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) >= 4))
	browser = 1;

var version4 = false;
if(navigator.appVersion.charAt(0) == "4") version4 = true;


function ValidateMailingListEmail (inputStr) {
	//alert("inputStr.Name: " + inputStr.name)
	var testValue = inputStr.value.indexOf("@")
	//alert("testValue: " + testValue)
	if(!(testValue > 0))
	{
		alert("The email address entered is invalid.")
		inputStr.focus()
		inputStr.select()
		return false
	}
	testValue
	if(!(inputStr.value.indexOf(".",(testValue + 1)) > (testValue + 1)))
	{
		alert("The email address entered is invalid.")
		inputStr.focus()
		inputStr.select()
		return false
	}
	return true		
}

	
function OpenMailingList(evnt) {
	var properties;
	//alert(evnt.screenX);
	if(evnt != null) {
		if(navigator.appName == "Microsoft Internet Explorer") {
			properties = ",left="+(evnt.screenX - 150);
			properties = properties+",top="+(evnt.screenY + 10);
		} else { // Navigator coordinates must be adjusted for scrolling
			properties = ",left="+(evnt.screenX - pageXOffset - 150);
			properties = properties+",top="+(evnt.screenY - pageYOffset + 10);
		}
	}
	//alert(properties);
	var reg = /\s/;
	window.open("/join_mailing_list.php",
				"Mailing_List",
				"toolbar=no,location=no,directories=no,status=no," +
				"menubar=no,scrollbars=no,resizable=no," + 
				"width=320,height=150"+properties
	);
}