var req;
function Initialize()
{
try
{
req=new ActiveXObject("Msxml2.XMLHTTP");
}
catch(e)
{
try
{
req=new ActiveXObject("Microsoft.XMLHTTP");
}
catch(oc)
{
req=null;
}
}

if(!req&&typeof XMLHttpRequest!="undefined")
{req=new XMLHttpRequest();}
}

function SendQuery(key)
{
Initialize();
var url="http://" + window.location.hostname + "/naseptavace/main_keywords.aspx?k=" + key;
if(req!=null)
{
req.onreadystatechange = Process;
req.open("GET", url, true);
req.send(null);
}
}

function SendQueryEmailVkladani(key)
{
Initialize();
var url="http://" + window.location.hostname + "/naseptavace/vkladani_email.aspx?email=" + key;
if(req!=null)
{
req.onreadystatechange = ProcessEmailVkladani;
req.open("GET", url, true);
req.send(null);
}
}


function NickNameVerify(key)
{

Initialize();
var url="http://" + window.location.hostname + "/naseptavace/nick_name.aspx?nick=" + key;

if(req!=null)
{
req.onreadystatechange = ProcessNickVerify;
req.open("GET", url, true);
req.send(null);
}
}

function Process()
{
if (req.readyState == 4) 
{
if (req.status == 200) 
{if(req.responseText.indexOf("null")==-1) {
ShowDiv("autocomplete");
document.getElementById("autocomplete").innerHTML =req.responseText;
}
else {
HideDiv("autocomplete");}
}
else {
document.getElementById("autocomplete").innerHTML="There was a problem retrieving data:<br>"+req.statusText;}
}
}

function ProcessEmailVkladani()
{
if (req.readyState == 4) {
if (req.status == 200) {
if(req.responseText.indexOf("null")==-1) {
ShowDiv("ctl00_obsah__login_box");
ShowDiv("_emailInfo");
}
else {
HideDiv("ctl00_obsah__login_box");
HideDiv("_emailInfo");
}
}
else {
document.getElementById('ctl00_obsah__login_box').innerHTML="There was a problem retrieving data:<br>"+req.statusText;
}
}
}

function ProcessNickVerify()
{
if (req.readyState == 4) {
if ( req.status == 200) {
if (req.responseText.indexOf("NICKKO")>=0) {
alert('Zvolenou přezdívku používá jiný uživatel. Zkuste jinou.');
}
else {
if (req.responseText.indexOf("NICKNO")>=0) {
alert('Nezadali jste žádnou přezdívku.');
}
else {
alert('Vaše přezdívka je volná a můžete si ji registrovat')
}
}
}
else {
alert('Chyba vefifikace: ' + req.statusText );
}
}
}

function ShowDiv(divid) 
{
if (document.layers) document.layers[divid].visibility="show";
else document.getElementById(divid).style.visibility="visible";
}

function H2ideDiv(divid) 
{
if (document.layers) document.layers[divid].visibility="hide";
else document.getElementById(divid).style.visibility="hidden";
}

function BodyLoad()
{
HideDiv("autocomplete");
document.getElementById('keyword').focus();
}