var http_request = false;

function makePOSTRequest(url, parameters) {
	http_request = false;
	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			// set type accordingly to anticipated content type
			//http_request.overrideMimeType('text/xml');
			http_request.overrideMimeType('text/html');
		}
	} else if (window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}

	if (!http_request) {
		alert('Cannot create XMLHTTP instance');
		return false;
	}

	http_request.onreadystatechange = alertContents;
	http_request.open('POST', url, true);
	http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	http_request.setRequestHeader("Content-length", parameters.length);
	http_request.setRequestHeader("Connection", "close");
	http_request.send(parameters);
}

function alertContents() {
	if (http_request.readyState == 4) {
		if (http_request.status == 200) {
			//alert(http_request.responseText);
			result = http_request.responseText;
			document.getElementById('signup_form').innerHTML = result;            
		} else {
			document.getElementById('signup_form').innerHTML = '<p>There is an issue submitting your information.  Contact matt@eastlakelawrence.com.</p><br /><br /><br /><br />';
		}
	}
}
   
function volunteer_get(obj) {

	try {
	var poststr = "signup=1&name=" + encodeURI( document.getElementById("name").value ) +
	"&email=" + encodeURI( document.getElementById("email").value ) +
	"&phone=" + encodeURI( document.getElementById("phone").value ) +
	"&first-impressions=" + encodeURI( document.getElementById("first-impressions").checked ) +
	"&kids=" + encodeURI( document.getElementById("kids").checked ) +
	"&operations=" + encodeURI( document.getElementById("operations").checked ) +
	"&mid-week=" + encodeURI( document.getElementById("mid-week").checked ) +
	"&production-media=" + encodeURI( document.getElementById("production-media").checked );
	} catch (err) {
		alert('There was a problem with the form.  Please contact matt@eastlakelawrence.com.');
	}
	makePOSTRequest('volunteer_signup.php', poststr);
}

function membership_get(obj) {
	
	var poststr = "signup=1&name=" + encodeURI( document.getElementById("name").value ) +
	"&email=" + encodeURI( document.getElementById("email").value ) +
	"&phone=" + encodeURI( document.getElementById("phone").value );

	makePOSTRequest('membership-signup.php', poststr);
}

function group_get(obj) {
	
	var poststr = "signup=1&name=" + encodeURI( document.getElementById("name").value ) +
	"&email=" + encodeURI( document.getElementById("email").value ) +
	"&phone=" + encodeURI( document.getElementById("phone").value ) +
	"&group=" + encodeURI( document.getElementById("group").value );
	makePOSTRequest('group_signup.php', poststr);
}