var myAjax = ajax();
function ajax() {
   var ajax = null;
   if (window.XMLHttpRequest) {
      try {
         ajax = new XMLHttpRequest();
      }
      catch(e) {}
   }
   else if (window.ActiveXObject) {
      try {
         ajax = new ActiveXObject("Msxm12.XMLHTTP");
      }
      catch (e){
         try{
            ajax = new ActiveXObject("Microsoft.XMLHTTP");
         }
         catch (e) {}
      }
   }
   return ajax;
}
function request(str) {
   //Don't forget to modify the path according to your theme
   myAjax.open("POST", "__filterPG.php?pg=autoCOMPLET");
   myAjax.onreadystatechange = result;
   myAjax.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
   myAjax.send("search="+str);
}
function result() {
   if (myAjax.readyState == 4) {
      var liste = myAjax.responseText;
      var cible = document.getElementById('tag_update').innerHTML = liste;
      document.getElementById('tag_update').style.display = "block";
   }
}
function selected(choice){
   var cible = document.getElementById('s');
      var posc = 0;
      for (var i=cible.value.length-1; i>=0; i--)   {
         var caracter = cible.value[i];
         if (caracter==" "){
            posc = i+1;
            break;
         }
      }
   cible.value = cible.value.substring(0,posc)+""+choice+" ";
      cible.focus();
   document.getElementById('tag_update').style.display = "none";
}