submit_btn = new Image();
submit_btn.src = site_root + "images/submit.png";
submit_btn_over = new Image();
submit_btn_over.src = site_root + "images/submit_over.png";

done_btn = new Image();
done_btn.src = site_root + "images/done.png";
done_btn_over = new Image();
done_btn_over.src = site_root + "images/done_over.png";

var e = null;

function validateEmail() {
	e = $F("email");
	
	if (e == "") {
		alert("Please enter an email address in the field provided!");
	} else if (e.indexOf("@") == -1 || e.indexOf(".") == -1) {
		alert("Please enter a valid email address in the field provided!");
	} else {
		$('email').disabled = true;
		$('busy_div').style.display = "block";
		
		url = site_root + "mailing/box.php";
		
		// NOTE: Form.serialize isn't working correctly in prototype 1.5 (the 'email' field isn't being included), so build the pars string manually; as a side result, we don't need the hidden fields as we can just add the required values as part of the pars variable
		//pars = decodeURIComponent(Form.serialize("form_newsletter"));
		
		pars = "email=" + $F("email") + "&funcml=add&p=1&nlbox[1]=1&field[11]=" + $F("subscribed_from") + "&";
		//prompt("pars:", pars);

		var a = new Ajax.Request(
			url, 
			{
				method: "post", 
				parameters: pars, 
				onComplete: doSalesforce
			});
	}
	return false;
}

function doSalesforce() {
	url = site_root + "salesforce/subscribe.php";
	
	// NOTE: Form.serialize isn't working correctly in prototype 1.5 (the 'email' field isn't being included), so build the pars string manually; as a side result, we don't need the hidden fields as we can just add the required values as part of the pars variable
	//pars = decodeURIComponent(Form.serialize("form_newsletter"));
	
	pars = "fname=&lname=&email=" + e;
	//prompt("pars:", pars);

	var a = new Ajax.Request(
		url, 
		{
			method: "post", 
			parameters: pars, 
			onComplete: signedUp
		});
}

function signedUp(result) {
	//$("debug").innerHTML = result.responseText;
	new Effect.Fade($("signup_container"), { queue: {position: 'end', scope: "transition_signup" }, duration:0.3 } );
	new Effect.Appear($("signup_complete_container"), { queue: {position: 'end', scope: "transition_signup" }, duration:0.3 } );
	$('busy_div').style.display = "none";
}

function done() {
	var e = $("email");
	e.disabled = false;
	e.value = "your email address";
	new Effect.Fade($("signup_complete_container"), { queue: {position: 'end', scope: "transition_signup" }, duration:0.3 } );
	new Effect.Appear($("signup_container"), { queue: {position: 'end', scope: "transition_signup" }, duration:0.3 } );
}