function FactoryXMLHttpRequest(){
	if (window.XMLHttpRequest){
	   return new XMLHttpRequest();
	}
	else if(window.ActiveXObject){
	   var msxmls = new Array(
	   'Msxml2.XMLHTTP.5.0',
	   'Msxml2.XMLHTTP.4.0',
	   'Msxml2.XMLHTTP.3.0',
	   'Msxml2.XMLHTTP',
	   'Microsoft.XMLHTTP');
	   for (var i = 0; i < msxmls.length; i++){
	   	   try{
		   	  return new ActiveXObject(msxmls[i]);
			  break;
		   }catch(e){}
	   }
	}else{
	   throw new Error("Ne mogu inicijalizirati XMLHttpRequest");
	}
}

var http = FactoryXMLHttpRequest();

function izvrsi(url,id){
  http.open("GET", url, true);
		http.onreadystatechange = function() {
			if ((http.readyState == 4)&&(http.status==200)) {
				var tekst=http.responseText;
        document.getElementById(id).innerHTML=tekst;
			}//if
		 }//unutarnja funkcija
	http.send(null);
}//izvrsi