//contact portion
function validateFields_signup() {
var frmEl = document.getElementById('signup_form');
var posName = document.getElementById('y_name');
var posEmail = document.getElementById('y_email');
var posfName = document.getElementById('f_name');
var posfEmail = document.getElementById('f_email');
	if ( posEmail.value == '' ) {
		alert("Please enter your email.");
		posEmail.focus();
	}
	else if ( posName.value == '' ) {
		alert("Please enter your name.");
		posName.focus();
	}	
	else if ( posfEmail.value == '' ) {
		alert("Please enter a friends email.");
		posfEmail.focus();
	}
	else if ( posfName.value == '' ) {
		alert("Please enter a friends name.");
		posfName.focus();
	}	
	else {
		showContactTimer_signup(); // quickly begin the load bar
		sendPosEmail_signup();
	}
}

function sendPosEmail_signup () {
	var success = document.getElementById('signupSuccess');
	var posName = document.getElementById('y_name');
	var posEmail = document.getElementById('y_email');
	var posfName = document.getElementById('f_name');
	var posfEmail = document.getElementById('f_email');
	var page = "/main/form_process.php?method=invite&ajax=true";
	
	success.style.display = 'none'; // hide the success bar (incase this is a multi-email
	
	// convert (&, +, =) to string equivs. Needed so URL encoded POST won't choke.
	var str1 = posName.value;
	str1 = str1.replace(/&/g,"**am**");
	str1 = str1.replace(/=/g,"**eq**");
	str1 = str1.replace(/\+/g,"**pl**");
	var str2 = posEmail.value;
	str2 = str2.replace(/&/g,"**am**");
	str2 = str2.replace(/=/g,"**eq**");
	str2 = str2.replace(/\+/g,"**pl**");
	var str3 = posfName.value;
	str3 = str3.replace(/&/g,"**am**");
	str3 = str3.replace(/=/g,"**eq**");
	str3 = str3.replace(/\+/g,"**pl**");
	var str4 = posfEmail.value;
	str4 = str4.replace(/&/g,"**am**");
	str4 = str4.replace(/=/g,"**eq**");
	str4 = str4.replace(/\+/g,"**pl**");
	
	var stuff = "y_name="+str1+"&y_email="+str2+"&f_name="+str3+"&f_email="+str4;
	loadXMLPosDoc(page,stuff);
	sentTimer = setTimeout("hideContactTimer_signup()",6000);
}

function showContactTimer_signup () {
	var loader = document.getElementById('loadBar_signup');
	var wrapper = document.getElementById('signup_wrapper');
	var new_height = wrapper.offsetHeight + 50;
	wrapper.style.height = new_height + "px";
	loader.style.display = 'block';
}

function hideContactTimer_signup () {
	var loader = document.getElementById('loadBar_signup');
	var success = document.getElementById('signupSuccess');
	var frmEl = document.getElementById('signup_form');
	// Hide the load bar alas! Done Loading
	loader.style.display = "none";
	success.style.display = "block";
	success.innerHTML = grabPosXML("confirmation");
	frmEl.reset();
	
}

function ajaxSignup() {
	var frmEl = document.getElementById('signup_form');
	addEvent(frmEl, 'submit', validateFields_signup, false);
	frmEl.onsubmit = function() { return false; }
}
addEvent(window, 'load',ajaxSignup, false);
	
function signup(url, width, height) {
	day = new Date();
	id = day.getTime();
	half_width = width/2;
	half_height = height/2;
	eval("window" + id + " = window.open(url, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=" + width + ",height=" + height + ",left = "+((screen.width/2)-(half_width))+" ,top = "+((screen.height/2)-(half_height))+"');");
}