function initXMLHttpRequest()
{ 
  var g_XMLHttpRequest_ActiveX;
  var objHTTP = null; 
  
  if(window.ActiveXObject)
  {
   if(g_XMLHttpRequest_ActiveX)
   {
   objHTTP = new ActiveXObject(g_XMLHttpRequest_ActiveX);
   }
   else
   { 
    var xmlhttp = new Array('Msxml2.XMLHTTP.7.0','Msxml2.XMLHTTP.6.0','Msxml2.XMLHTTP.5.0','Msxml2.XMLHTTP.4.0','MSXML2.XMLHTTP.3.0','MSXML2.XMLHTTP','Microsoft.XMLHTTP'); 
    for(var i = 0; i < xmlhttp.length; i++)
    {
          try{
       objHTTP = new ActiveXObject(xmlhttp[i]); 
                if(objHTTP != null){ 
                g_XMLHttpRequest_ActiveX = xmlhttp[i]; 
                break; 
                  } 
      }catch(e){}
    } 
   } 
        }else{ //Mozilla 
   try{ 
    objHTTP = new XMLHttpRequest(); 
                }catch(e){} 
        }
        return objHTTP;
} 
function validateHUV(strid)
{
	//var vv=prompt(Mata in tecknen som visas i bilden','');
	var vv=document.forms['kommentar'].HUVnyckel.value;
	var id=strid;
	var request = initXMLHttpRequest();
	var url = "/home/da/huv.nsf/checkit?openagent&Query=" + vv + "&id=" + id;
	request.open("GET", url, true);
	request.onreadystatechange = function()
	{
		 if (request.readyState == 4) 
		 {
			if(request.responseText.indexOf('ok')>=1)
			{
				document.forms['kommentar'].submit();
			}
			else
			{
				alert('Felaktig inmatning');
				return false;
			}
		}
	}
	request.send(null);
}