function getXmlHttp()
  {
  var xmlHttp;
  try
    {
    // Firefox, Opera 8.0+, Safari
    xmlHttp=new XMLHttpRequest();
    }
  catch (e)
    {
    // Internet Explorer
    try
      {
      xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
      }
    catch (e)
      {
      try
        {
        xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
        }
      catch (e)
        {
        xmlHttp=0;
        }
      }
    }
	
	return xmlHttp;
}

function nl2br(str, is_xhtml) {
    var breakTag = '';
 
    breakTag = '<br />';
    if (typeof is_xhtml != 'undefined' && !is_xhtml) {
        breakTag = '<br>';
    }
 
    return (str + '').replace(/([^>]?)\n/g, '$1'+ breakTag +'\n');
}
             
function urlencode (str) {
    // URL-encodes string  
    // 
    // version: 911.718
    // discuss at: http://phpjs.org/functions/urlencode
    // +   original by: Philip Peterson
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +      input by: AJ
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: Brett Zamir (http://brett-zamir.me)
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +      input by: travc
    // +      input by: Brett Zamir (http://brett-zamir.me)
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: Lars Fischer
    // +      input by: Ratheous
    // +      reimplemented by: Brett Zamir (http://brett-zamir.me)
    // +   bugfixed by: Joris
    // +      reimplemented by: Brett Zamir (http://brett-zamir.me)
    // %          note 1: This reflects PHP 5.3/6.0+ behavior
    // %        note 2: Please be aware that this function expects to encode into UTF-8 encoded strings, as found on
    // %        note 2: pages served as UTF-8
    // *     example 1: urlencode('Kevin van Zonneveld!');
    // *     returns 1: 'Kevin+van+Zonneveld%21'
    // *     example 2: urlencode('http://kevin.vanzonneveld.net/');
    // *     returns 2: 'http%3A%2F%2Fkevin.vanzonneveld.net%2F'
    // *     example 3: urlencode('http://www.google.nl/search?q=php.js&ie=utf-8&oe=utf-8&aq=t&rls=com.ubuntu:en-US:unofficial&client=firefox-a');
    // *     returns 3: 'http%3A%2F%2Fwww.google.nl%2Fsearch%3Fq%3Dphp.js%26ie%3Dutf-8%26oe%3Dutf-8%26aq%3Dt%26rls%3Dcom.ubuntu%3Aen-US%3Aunofficial%26client%3Dfirefox-a'
    str = (str+'').toString();
    
    // Tilde should be allowed unescaped in future versions of PHP (as reflected below), but if you want to reflect current
    // PHP behavior, you would need to add ".replace(/~/g, '%7E');" to the following.
    return encodeURIComponent(str).replace(/!/g, '%21').replace(/'/g, '%27').replace(/\(/g, '%28').
                                                                    replace(/\)/g, '%29').replace(/\*/g, '%2A').replace(/%20/g, '+');
}

/**********************/
//		Vote
/**********************/
function do_vote(id_tjt,typ){

	var xmlHttp=getXmlHttp();

	xmlHttp.onreadystatechange=function(){
		if (xmlHttp.readyState == 4) {
      if (typ == 'agree') {
        document.getElementById('je-to-trapas-block-' + id_tjt).innerHTML=xmlHttp.responseText;
      } else {
        document.getElementById('zasluzis-si-to-block-' + id_tjt).innerHTML=xmlHttp.responseText;
      }
		}
  }

	xmlHttp.open("GET","/_tjt_update.php?id_tjt=" + id_tjt + "&action=" + typ,true);
	xmlHttp.send(null);
}

/**********************/
//		Comment
/**********************/
function do_comment(id_tjt){

	var xmlHttp=getXmlHttp();

	xmlHttp.onreadystatechange=function(){
		if (xmlHttp.readyState == 4) {
      document.getElementById('comment' + id_tjt).innerHTML=xmlHttp.responseText;
		}
  }

  var bodytext = urlencode(document.getElementById('bodytext' + id_tjt).value);

	xmlHttp.open("GET","/msg_do.php?id_tjt=" + id_tjt + "&bodytext=" + bodytext + "&ajax=1",true);
	xmlHttp.send(null);
}