var xmlHttp

// str        = Ingevoerde query
// tab        = Mysql tabel
// field      = Field uit de tabel
// result_cnt = Maximale toegestane resultaten
// cc         = Minimale string lengte
// exec       = Execute na selecteren

function showHint(str,tab,field,result_cnt,cc,exec,net,kmv,vrij,prijs)
{
  if(tab == "producten")
  {
    if (str.length==0)
    { 
      document.getElementById("txtHint").innerHTML="";
      return;
    }
    xmlHttp=GetXmlHttpObject();
    if (xmlHttp==null)
    {
      alert ("Your browser does not support AJAX!");
      return;
    } 
    var url="/autoc.php";
    url=url+"?tab="+tab+"&field="+field+"&result_cnt="+result_cnt+"&cc="+cc+"&exec="+exec+"&q="+str;
    url=url+"&sid="+Math.random();
    xmlHttp.onreadystatechange=stateChanged;
    xmlHttp.open("GET",url,true);
    xmlHttp.send(null);
  }
  if(tab == "netnummer")
  {
    if (str.length==0)
    { 
      document.getElementById("txtreisHint").innerHTML="";
      return;
    }
    xmlHttp=GetXmlHttpObject();
    if (xmlHttp==null)
    {
      alert ("Your browser does not support AJAX!");
      return;
    } 
    var url="/autoc.php";
    url=url+"?tab="+tab+"&field="+field+"&result_cnt="+result_cnt+"&cc="+cc+"&exec="+exec+"&q="+str+"&net="+net+"&kmv="+kmv+"&vrij="+vrij+"&prijs="+prijs;
    url=url+"&sid="+Math.random();
    xmlHttp.onreadystatechange=stateChangedreis;
    xmlHttp.open("GET",url,true);
    xmlHttp.send(null);
  }
  if(tab == "calculate")
  {
    if (str.length==0)
    { 
      document.getElementById("txtreisHint").innerHTML="";
      return;
    }
    xmlHttp=GetXmlHttpObject();
    if (xmlHttp==null)
    {
      alert ("Your browser does not support AJAX!");
      return;
    } 
    var url="/autoc.php";
    url=url+"?tab="+tab+"&field="+field+"&result_cnt="+result_cnt+"&cc="+cc+"&exec="+exec+"&q="+str+"&net="+net+"&kmv="+kmv+"&vrij="+vrij+"&prijs="+prijs;
    url=url+"&sid="+Math.random();
    xmlHttp.onreadystatechange=stateChangedreis;
    xmlHttp.open("GET",url,true);
    xmlHttp.send(null);
  }
}

function stateChangedreis()
{
  if (xmlHttp.readyState==4) {document.getElementById("txtreisHint").innerHTML=xmlHttp.responseText;}
}

function stateChanged()
{
  if (xmlHttp.readyState==4) {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;
}