function findPosX(obj)
  {
    var curleft = 0;
    if(obj.offsetParent)
        while(1) 
        {
          curleft += obj.offsetLeft;
          if(!obj.offsetParent)
            break;
          obj = obj.offsetParent;
        }
    else if(obj.x)
        curleft += obj.x;
    return curleft;
  }

  function findPosY(obj)
  {
    var curtop = 0;
    if(obj.offsetParent)
        while(1)
        {
          curtop += obj.offsetTop;
          if(!obj.offsetParent)
            break;
          obj = obj.offsetParent;
        }
    else if(obj.y)
        curtop += obj.y;
    return curtop;
  }
  
  function kereschange(sender)
  {  	
 	startAjax('dropdown','q='+sender.value,'ajax.php'); 	
  	document.getElementById('dropdown').style.width='300px';
  	document.getElementById('dropdown').style.height='150px';
  	var y=findPosY(sender)+27;  	
  	document.getElementById('dropdown').style.top=y+'px';
  	document.getElementById('dropdown').style.left=findPosX(sender)+'px';  	
  	document.getElementById('dropdown').style.visibility='visible';  	  	
  }
  
  function keresblur(sender)
  {	
  	setTimeout('document.getElementById(\'dropdown\').style.visibility=\'hidden\'',200);
  	if (sender.value=='') sender.value='Videó kereső';
  }
  
  function keresclick(sender)
  {
  	if (sender.value=='Videó kereső') sender.value='';
  }  
  
  function dlclick(str)
  {  	
  	document.getElementById('search1').value=str;
  	document.getElementById('search2').value=str;  	
  }
  
/**
 * Hova t�lts�k be az eredm�nyt?
 */
var valaszhelye='';


/**
 * B�ng�sz�f�gg� AJAX agent l�trehoz�sa
 */
function createRequestObject(){
	var request_o;
	var browser = navigator.appName;
	if(browser == "Microsoft Internet Explorer"){
		request_o = new ActiveXObject("Microsoft.XMLHTTP");
	}else{
		request_o = new XMLHttpRequest();
	}
	return request_o;
}

var http = createRequestObject(); 

function startAjax(hova,extra,fnev){
    valaszhelye=hova;
    http.open('GET',fnev+'?'+extra,true);
	http.onreadystatechange = handleResponse; 
	http.send(null);
}

function handleResponse(){
	if(http.readyState == 4){ 
		var response = http.responseText;
		document.getElementById(valaszhelye).innerHTML = response;
	}
}