function changeClicked(id, val, type, userId, validatedVal, validator, friends)
{
  //window.event.cancelBubble=true;//ie
  //window.event.stopPropagation();//ff
  elemId="changeTd"+id;
  elem=document.getElementById(elemId);
  var currentVal = val==''?validatedVal:val;
  if(elem){
    options="<select id="+elemId+"select onchange=\"javascript:changeSelectChanged('"+id+"','"+type+"','"+userId+"','"+validatedVal+"','"+validator+"','"+friends+"')\">";
    if(currentVal=='0')
      options+="<option value=\"0\">Choix</option>";
    options+="<option value=\"2\"";
    if(currentVal==2)
      options+=" selected";
    options+=">Oui</option><option value=\"1\"";
    if(currentVal==1)
      options+=" selected";    
    options+=">Non</option></select>";
		elem.innerHTML=options;
	}
	else
	  alert("changeClicked("+id+"): " +elemId+" not found");
}

function changeSelectChanged(id,type,userId,oldVal,validator,friends)
{
  elemId="changeTd"+id+"select";
  elem=document.getElementById(elemId);
  if(elem){
    val=elem.options[elem.selectedIndex].value;
    //alert("changeSelectChanged for id "+id+" : value="+val);
    makeRequest("/?p=change&type="+type+"&id="+id+"&val="+val+"&userId="+userId+"&oldVal="+oldVal+"&validator="+validator+"&friends="+friends);
  }
  else
    alert("changeSelectChanged("+id+"): " +elemId+" not found");
}

function changeDone(id,val,type,label,title,userId,validatedVal,validator,friends)
{
  elemId="notValidatedTd"+id;
  elem=document.getElementById(elemId);
  if(elem){
    elem.innerHTML=label;
    elem.className="";
    elem.title=title;
	}
	else
	  alert("changeDone("+id+"): " +elemId+" not found");
	  
	elemId="changeTd"+id;
  elem=document.getElementById(elemId);
  if(elem){
		elem.innerHTML='<a href="javascript:;" onclick=changeClicked(\''+id+'\',\''+val+'\',\''+type+'\',\''+userId+'\',\''+validatedVal+'\',\''+validator+'\',\''+friends+'\')>Changer</a>';
	}
	else
	  alert("changeDone("+id+"): " +elemId+" not found");
}

function getEventParams(id)
{
    makeRequest("/?p=ajaxEventParams&id="+id);
}

function applyEventParams(array)
{
  if(document.getElementById("title").value == '')
    document.getElementById("title").value=array["label"];
  if(document.getElementById("place").value == '')
  document.getElementById("place").value=array["place"];
  if(document.getElementById("f_date1").value == '')
  document.getElementById("f_date1").value=array["begin"];
  if(document.getElementById("f_date2").value == '')
  document.getElementById("f_date2").value=array["end"];
  
  selectedManager = document.getElementById("manager");
  for(var i=0; i < selectedManager.length ; i++)
  {
    if(selectedManager.options[i].value==array["manager"])
    {
      selectedManager.selectedIndex=i;
      break;
    }
  }
}

function getHTTPObject() {
	var xmlhttp;
	/*@cc_on
	@if (@_jscript_version >= 5)
		try {
			xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (E) {
			xmlhttp = false;
			}
		}
	@else
	xmlhttp = false;
	@end @*/
	if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
		try {
			xmlhttp = new XMLHttpRequest();
		xmlhttp.overrideMimeType("text/xml"); 
		} catch (e) {
			xmlhttp = false;
		}
	}
	return xmlhttp;
}

function hideStatus(){
	//alert(document.getElementById("statuss"));
	if(document.getElementById("status"))
		document.getElementById("status").style.visibility="hidden";
	else
		parent.document.getElementById("status").style.visibility="hidden";
}

function showStatus(txt){

	if(document.getElementById("status")){
		document.getElementById("status").innerHTML=txt;
		document.getElementById("status").style.visibility="visible";
	}
	else{
		//alert("parent : "+parent);
		//alert("doc:"+document);
		//alert("document.getElementById(status) : "+parent.document.getElementById("status"));
		parent.document.getElementById("status").innerHTML=txt;
		parent.document.getElementById("status").style.visibility="visible";
	}

	setTimeout("hideStatus();", 1500 );// TODO : delete nécessaire ?
	
}

function traitementReponse(http_request) {
alert("this function should no be called : TODO : remove it");

}

/*function makeRequest1(url){
	var xhr_object = null;
	if(window.XMLHttpRequest) xhr_object = new XMLHttpRequest();
	else
		if (window.ActiveXObject) xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
	
	// On ouvre la requete vers la page désirée
	xhr_object.open("GET", url, true);
	xhr_object.onreadystatechange = function(){
		if ( xhr_object.readyState == 4 ){
			// j'affiche dans la DIV spécifiées le contenu retourné par le fichier
			//document.getElementById(position).innerHTML = xhr_object.responseText;
			var affich_list=xhr_object.responseText;
			//obj = document.getElementById(id_ecrire);
			//obj.innerHTML = affich_list;
			//alert("affich_list : "+affich_list);
			if(affich_list =="unlock_ok"){
				do_unlock(true);
				return;
			}
			if(affich_list =="unlock_ko"){
				do_unlock(false);
				return;
			}
			if(affich_list !="")
				showStatus(affich_list);
		}
	}
	// dans le cas du get
	xhr_object.send(null);
}*/

function makeSynchronousRequest(url) {
  if (window.XMLHttpRequest) {              
    AJAX=new XMLHttpRequest();              
  } else {                                  
    AJAX=new ActiveXObject("Microsoft.XMLHTTP");
  }
  if (AJAX) {
     AJAX.open("GET", url, false);                             
     AJAX.send(null);
     return AJAX.responseText;                                         
  } else {
     return false;
  }                                             
}


// from http://www.commentcamarche.net/forum/affich-2188286-php-ajax-listes-deroulantes
// Requette AJAX
function makeRequest(url){
	var http_request = false;
	//alert("makeRequest("+url+")");

		//créer une instance (un objet) de la classe désirée fonctionnant sur plusieurs navigateurs
        if (window.XMLHttpRequest) { // Mozilla, Safari,...
            http_request = new XMLHttpRequest();
            if (http_request.overrideMimeType) {
                http_request.overrideMimeType('text/xml');//un appel de fonction supplémentaire pour écraser l'en-tête envoyé par le serveur, juste au cas où il ne s'agit pas de text/xml, pour certaines versions de navigateurs Mozilla
            }
        } else if (window.ActiveXObject) { // IE
            try {
                http_request = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    http_request = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }
	else
		alert("Unknown browser for makeRequest("+url+")");
	
        if (!http_request) {
            alert('Abandon :( Impossible de créer une instance XMLHTTP');
            return false;
        }
        http_request.onreadystatechange = function() {	
		var affich="";
		if (http_request.readyState == 4){// || http_request.readyState == 3) {// TODO : devrait etre 4, éterminé" au lieu de "en cours" (cf http://www.toutajax.info/doku.php?id=readystate)
			if (http_request.status == 200) {
						// cas avec reponse de PHP en mode texte:
				//chargement des elements reçus dans la liste
				var affich_list=http_request.responseText;
				//obj = document.getElementById(id_ecrire);
				//obj.innerHTML = affich_list;
				//alert("affich_list : ["+affich_list+']');

        var reg=new RegExp("[\n]+", "g");
        var tableau=affich_list.split(reg);

        if(tableau[0]=='ok')
        {
          eval(tableau[1]); // TODO this is unsecure
          return;
        }
        else if(tableau[0] != '')
        {
          alert(tableau[0]+" : "+tableau[1]);
          return;
        }
			}
			else if(http_request.status != 0){
				alert('An error has occured during the request. ('+http_request.status+')');
			}
    		}
		//alert('traitement reponse : state='+http_request.readyState+", status="+http_request.status+",resp="+http_request.responseText);
	} //affectation fonction appelée qd on recevra la reponse
		// lancement de la requete
		http_request.open('GET', url, true);//true=asynchrone, false=synchrone
		//changer le type MIME de la requête pour envoyer des données avec la méthode POST ,  !!!! cette ligne doit etre absolument apres http_request.open('POST'....
		http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		//obj=document.getElementById(id_niveau);
		//data="val_sel="+obj.value;
		data="";
        http_request.send(data);
	//alert("makerequest done");

}

function validateUserClicked(userId)
{
    makeRequest("./?p=change&type=validate&user="+userId);
}

function changeValidateDone(userId, label)
{
  elemId="notValidatedTd"+userId;
  elem=document.getElementById(elemId);
  if(elem){
    elem.innerHTML=label;
	}
	else
	  alert("changeValidatedDone("+userId+"): " +elemId+" not found");
}

function delEventClicked(eventId, confirmText)
{
  res=confirm(confirmText);
  if(!res)
    return;
  makeRequest("./?p=change&type=delEvent&id="+eventId);
}
function delReminderClicked(reminderId, confirmText)
{
  res=confirm(confirmText);
  if(!res)
    return;
  makeRequest("./?p=change&type=delReminder&id="+reminderId);
}

function changeDelEventDone(id)
{
  elemId="Tr"+id;
  elem=document.getElementById(elemId);
  if(!elem){
	  alert("changeDelEventDone("+id+"): " +elemId+" not found");
    return;
  }
  
  elemId2="eventsTable";
  elem2=document.getElementById(elemId2);
  if(!elem2){
	  alert("changeDelEventDone("+id+"): " +elemId2+" not found");
    return;
  }
  elem2.deleteRow(elem.rowIndex); 
}

function changeDelReminderDone(id)
{
  elemId="Tr"+id;
  elem=document.getElementById(elemId);
  if(!elem){
	  alert("changeDelReminderDone("+id+"): " +elemId+" not found");
    return;
  }
  
  elemId2="remindersTable";
  elem2=document.getElementById(elemId2);
  if(!elem2){
	  alert("changeDelReminderDone("+id+"): " +elemId2+" not found");
    return;
  }
  elem2.deleteRow(elem.rowIndex); 
}