function disableAutoComplete()
 {
  try
   {
    var f = document.getElementById('auto_off'); 
    f.setAttribute("autocomplete", "off"); 
   }
  catch(e){}
 }

var lastEl;
var lSeed = 0;
function oku(e, k, el, url)
 {
  var kn;
  if(window.event) // IE
   kn = e.keyCode;
  else if(e.which) // Netscape/Firefox/Opera
   kn = e.which;

  lastEl = el;

  if(kn==40)
   {
    stDown();
   }
  else if(kn==38)
   {
    stUp();
   }
  else if(kn==13)
   {
    if(stPos>=0)
     {
      stSel(el);
      return false;
     }
    else
     {
      return true;
     }
   }
  else
   {
    // load table
    var val = el.value;
    url = url + "?qk="+encodeURI(val);
    lSeed++;
    loadSuggestion(url, lSeed);
   }
 }

var stPos = -1;
function stDown()
 {
  stPos++;
  var siE = document.getElementById("si"+(stPos));
  if(siE==null)
   {
    stPos--;
   }
  else
   {
    clearSi(stPos-1);
    siE.style.backgroundColor="#c0c0ff";
   }
 }

function clearSi(p)
 {
  try
   {
    document.getElementById("si"+p).style.backgroundColor="#ffffff";
   }
  catch(e){}
 }

function stUp()
 {
  stPos--;
  var siE = document.getElementById("si"+(stPos));
  if(siE==null)
   {
    stPos=-1;
   }
  else
   {
    clearSi(stPos+1);
    siE.style.backgroundColor="#c0c0ff";
   }
 }

function stSel(e)
 {
  var v = document.getElementById("si"+stPos).innerHTML;
  e.value = v;

  try
   {
    suggestionSelected(v);
   }
  catch(e){}
 }

function setSValue(v)
 {
  lastEl.value=v;
  try
   {
    suggestionSelected(v);
   }
  catch(e){}
 }

function loadSuggestion(url, sc)
 {
  try
   {
    var http = createHTTPObject();
    if(http) 
     {
      stPos = -1;
      url += "&service=1&ajax=1";
      http.open("GET", url, true);
      http.onreadystatechange = function() { placeSuggestion(http, sc); };
      http.send(null);
      return false;
     }
    else
     {
      return true;
     }
   }
  catch(e)
   {
    return true;
   }
 }

function placeSuggestion(http, sc)
 {
  if(http.readyState==4)
   {
    try
     {
      var v = http.responseText;
      if( (v=="") | (sc!=lSeed) )
       {

       }
      else
       {
        document.getElementById("dwc").innerHTML = v;
       }
     }
    catch(e){}
   }
 }


function onSKey(e, event)
 {
  if(stPos<0)
   return true;

  var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
  if (keyCode == 13)
   return false;
  else
   return true;
 }

function suggestionSelected(v)
 {
  closeWindow();
  startSearch();
 }