function open_ajax(url,todiv){   var xmlHttp=GetXmlHttpObject();  if (xmlHttp==null)  {    alert ("Sizin browserde HTTP Request desteklenmir!!");    return  }   url=url+"&randomX="+Math.random();  xmlHttp.onreadystatechange = function () { stateChanged(todiv,xmlHttp); };  xmlHttp.open("GET",url,true);  xmlHttp.send(null);} function stateChanged(xdiv,xmlHttp) {  /* if(xmlHttp.readyState == 1){    document.getElementById(xdiv).innerHTML = "Yüklənir...";  }*/  if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")  {     document.getElementById(xdiv).innerHTML=xmlHttp.responseText; var _ld = document.getElementById('map_loader');var _mapObj = document.getElementById('map_img');_mapObj.style.top = 0 +'px';_mapObj.style.left = 0 +'px';if (_ld.style.display == "block"){_ld.style.display = "none";}  } }  function GetXmlHttpObject(){   var objXMLHttp=null;  if (window.XMLHttpRequest)  {    objXMLHttp=new XMLHttpRequest();  }  else if (window.ActiveXObject)  {    objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP");  }  return objXMLHttp;}