var xmlHttp
function getpage(str)
{
    if (str.length==0)
      {
          document.getElementById("txtHint").innerHTML=""
          return
      }
    xmlHttp=GetXmlHttpObject()
    if (xmlHttp==null)
      {
          alert ("Браузъра не поддържа HTTP Request")
          return
      }
    var url="services.php"
    url=url+"?page="+str
    url=url+"&sid="+Math.random()
    xmlHttp.onreadystatechange=stateChanged
    xmlHttp.open("GET",url,true)
    xmlHttp.send(null)
}

function stateChanged()
{
    if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
     {
         document.getElementById("txtHint").innerHTML=xmlHttp.responseText
     }
}

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