if (!window.XMLHttpRequest)
{
	XMLHttpRequest = function()
	{
		return new ActiveXObject('Microsoft.XMLHTTP');
	}
}
function chat_loadx()
{
	var div = document.getElementById('shoutbox_stred');
    div.innerHTML = '<center><br /><br /><br /><img src="/infusions/ajaxunlink_shoutbox_panel/ajax-loader.gif" alt="loading" /></center>';
	  
    var xhr = new XMLHttpRequest();
    xhr.open('GET', '/infusions/ajaxunlink_shoutbox_panel/ajax.php?act=load', true);
    xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    if (xhr.overrideMimeType)
    {
        xhr.setRequestHeader('Connection', 'close');
    }
    xhr.send(null);
    xhr.onreadystatechange = function()
        {
            if (xhr.readyState == 4)
            {
                div.innerHTML = xhr.responseText;
            }
        }
	setTimeout("chat_loadx()",20000)
}

function chat_load_form()
{
	if (!document.getElementById('shoutbox_sendmsg'))
	{
		var zaves = document.createElement('div');
		zaves.setAttribute('id', 'shoutbox_zaves');
		
		var box = document.createElement('div');
		box.setAttribute('id', 'shoutbox_sendmsg');
		document.body.appendChild(box);
	}
	else
	{
      var box = document.getElementById('shoutbox_sendmsg');
	}
	
	box.innerHTML = '<center><img src="/infusions/ajaxunlink_shoutbox_panel/ajax-loader.gif" alt="loading" /></center>';
	box.style.left = ((window.screen.availWidth/2)-200)+'px';
    var xhr = new XMLHttpRequest();
    xhr.open('GET', '/infusions/ajaxunlink_shoutbox_panel/ajax.php?act=form', true);
    xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    if (xhr.overrideMimeType)
    {
        xhr.setRequestHeader('Connection', 'close');
    }
    xhr.send(null);
    xhr.onreadystatechange = function()
        {
            if (xhr.readyState == 4)
            {
                box.innerHTML = xhr.responseText;
            }
        }
}

function chat_close_form()
{
	document.body.removeChild(document.getElementById('shoutbox_sendmsg'));
	document.body.removeChild(document.getElementById('shoutbox_zaves'));
}

function chat_send_form(cap_k, hash, nick, text, cap)
{
	if(text==''){
		alert('Musíte vyplnit správu.');   
		chat_close_form();
		chat_load_form();
		return false;
	}
	
	
	var box = document.getElementById('shoutbox_sendmsg');
	box.innerHTML = '<center><img src="/infusions/ajaxunlink_shoutbox_panel/ajax-loader.gif" alt="loading" /></center>';
	
	var xhr = new XMLHttpRequest();
    xhr.open('POST', '/infusions/ajaxunlink_shoutbox_panel/ajax.php?act=send', true);
    xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    if (xhr.overrideMimeType)
    {
        xhr.setRequestHeader('Connection', 'close');
    }
	if (nick == undefined){
		xhr.send('cap_k='+encodeURIComponent(cap_k)+'&hash='+encodeURIComponent(hash)+'&text='+encodeURIComponent(text)+'&cap='+encodeURIComponent(cap));
    }
	else{
		xhr.send('cap_k='+encodeURIComponent(cap_k)+'&hash='+encodeURIComponent(hash)+'&nick='+encodeURIComponent(nick)+'&text='+encodeURIComponent(text)+'&cap='+encodeURIComponent(cap));
    }
	xhr.onreadystatechange = function()
        {
            if (xhr.readyState == 4)
            {
                box.innerHTML = xhr.responseText;
            }
        }
	chat_loadx();
	setTimeout("chat_close_form()",2000)
}


function vloz(what)
{
	document.getElementById('sf_text').value = document.getElementById('sf_text').value + ' ' + what + ' ';
	document.getElementById('sf_text').focus();
}