/* ---------------------------- */
/* XMLHTTPRequest Enable */
/* ---------------------------- */
function createObject() {
var request_type;
var browser = navigator.appName;
if(browser == "Microsoft Internet Explorer"){
request_type = new ActiveXObject("Microsoft.XMLHTTP");
}else{
request_type = new XMLHttpRequest();
}
return request_type;
}

var http = createObject();


/* -------------------------- */
/* INSERT */
/* -------------------------- */
/* Required: var nocache is a random number to add to request. This value solve an Internet Explorer cache issue */
var nocache = 0;
function insert() {
// Optional: Show a waiting message in the layer with ID login_response
document.getElementById('insert_response').innerHTML = "Vent litt..."
// Required: verify that all fields are not empty. Use encodeURI() to solve some issues about character encoding.
var nl_firstname= encodeURI(document.getElementById('nl_firstname').value);
var nl_email = encodeURI(document.getElementById('nl_email').value);
// Set te random number to add to URL request
nocache = Math.random();
// Pass the login variables like URL variable
http.open('get', 'newsletter_insert.cfm?nl_firstname='+nl_firstname+'&nl_email='+nl_email+'&nocache='+nocache);
http.onreadystatechange = insertReply;
http.send(null);
}
function insertReply() {
if(http.readyState == 4){
var response = http.responseText;
if(response == 0){
// if login fails
document.getElementById('insert_response').innerHTML = '<p class="error">Feil! Vennligst fyll inn alle felt og sjekk mail adressen din er riktig!</p>';
// else if signup is ok show a message
} else {
document.getElementById('insert_response').innerHTML = '<p>'+response+'</p>';
}
}
}