//--------------------------------------------------------------------------------------------opacity //

function opacity(id, opacStart, opacEnd, millisec) {
    //speed for each frame
    var speed = Math.round(millisec / 100);
    var timer = 0;

    //determine the direction for the blending, if start and end are the same nothing happens
    if(opacStart >= opacEnd) {
        for(i = opacStart; i >= opacEnd; i--) {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    } else if(opacStart < opacEnd) {
        for(i = opacStart; i <= opacEnd; i++)
            {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    }
} 

//change the opacity for different browsers
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    nav = navigator.appName;
	if( nav == "Microsoft Internet Explorer"){
		object.filter = "alpha(opacity=" + opacity + ")";
	}else{
		object.opacity = (opacity / 100);
	}
    //object.MozOpacity = (opacity / 100);
    //object.KhtmlOpacity = (opacity / 100);

}

//-------------------------------------------------------------------//
//-----------INSERTION DE PORTIONS DE CODE HTML SANS RELOAD----------//
//-------------------------XMLHTTPREQUEST----------------------------//
//-------------------------------------------------------------------//

var xmlhttps= new Array();
function loadXMLdoc(url, id, attente) {
 var i= xmlhttps.length;
 if(attente != null) {
  document.getElementById(id).innerHTML= attente;
 }
 if(window.XMLHttpRequest) {/*Mozilla*/
  xmlhttps[i]= new XMLHttpRequest();
  xmlhttps[i].onreadystatechange= function() { xmlhttpChange(i, url, id); };
  xmlhttps[i].open("GET", url, true);
  xmlhttps[i].send(null);
 }
 else if(window.ActiveXObject) {/*IE*/
  xmlhttps[i]= new ActiveXObject("Microsoft.XMLHTTP");
  if(xmlhttps[i]) {
   xmlhttps[i].onreadystatechange= function() { xmlhttpChange(i, url, id); };
   xmlhttps[i].open("GET", url, true);
   xmlhttps[i].send();
  }
 }
}

function xmlhttpChange(i, url, id) {
 if(xmlhttps[i].readyState==4) {/*complete*/
  if(xmlhttps[i].status < 400) {
   document.getElementById(id).innerHTML= xmlhttps[i].responseText;
  }
  else {
   document.getElementById(id).innerHTML= "[<span title=\""+url+"\">Erreur "+xmlhttps[i].status+"</span>]";
  }
 }
}
//-------------------------------------------------------------------//
//------------------------------FIN----------------------------------//
//-------------------------------------------------------------------//

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function tmt_findObj(n){
	var x,t; if((n.indexOf("?"))>0&&parent.frames.length){t=n.split("?");
	x=eval("parent.frames['"+t[1]+"'].document.getElementById('"+t[0]+"')");
	}else{x=document.getElementById(n)}return x;
}

function tmt_DivResize(theDiv,w,h){
    var fun = (document.getElementById) ? "tmt_findObj" : "MM_findObj";
	var obj = eval(fun+"(theDiv)");
	if(document.layers && obj)obj.resizeTo(w, h);
  	else{if(obj)obj.style.width = w;obj.style.height = h;}
}

function tmt_DivMove(theDiv, l, t){
	var x = (document.layers) ? ".left" : ".style.left";
	var y = (document.layers) ? ".top" : ".style.top";
	var fun = (document.getElementById) ? "tmt_findObj" : "MM_findObj";
	var obj = eval(fun+"(theDiv)");if(obj){
	eval(fun+"('"+theDiv+"')"+y+"="+t);
	eval(fun+"('"+theDiv+"')"+x+"="+l);}
}

function MM_setTextOfLayer(objName,x,newText) { //v4.01
  if ((obj=MM_findObj(objName))!=null) with (obj)
    if (document.layers) {document.write(unescape(newText)); document.close();}
    else innerHTML = unescape(newText);
}


//---------------------------------------------------------------------------------//
//----------------------------- DEPLACER UN LAYER selon X et Y --------------------//
//---------------------------------------------------------------------------------//


function setPosLayer(calque,posArriveLayerX,posArriveLayerY,inter2,rate2) {

	// on détecte la position du layer
	var posLayerX = parseInt(document.getElementById(calque).style.left) ;
	var posLayerY = parseInt(document.getElementById(calque).style.top) ;
	// on calcule de combien le layer doit progresser à chaque boucle
	// valeurs arrondies au centième pour alléger le CPU
    var progressionLayerX = Math.round(((posArriveLayerX - posLayerX)*inter2)*100)/100 ;
	var progressionLayerY = Math.round(((posArriveLayerY - posLayerY)*inter2)*100)/100 ;
	// on détermine le sens X et Y de déplacement
		var sensLayerX = 0;
		var sensLayerY = 0; 
		if (progressionLayerX >= 0) {var sensLayerX = 1} else {var sensLayerX = -1};
		if (progressionLayerY >= 0) {var sensLayerY = 1} else {var sensLayerY = -1};
	// on appelle la boucle
	boucleLayer(calque,sensLayerX,sensLayerY,posLayerX,posLayerY,posArriveLayerX,posArriveLayerY,progressionLayerX,progressionLayerY,rate2);	
}

// on fait la boucle
function boucleLayer(calque,sensLayerX,sensLayerY,posLayerX,posLayerY,posArriveLayerX,posArriveLayerY,progressionLayerX,progressionLayerY,rate2){
		if ((sensLayerX*(posArriveLayerX - posLayerX)) > 0 || (sensLayerY*(posArriveLayerY - posLayerY)) > 0) {
			posLayerX = posLayerX + progressionLayerX;
			posLayerY = posLayerY + progressionLayerY;
			document.getElementById(calque).style.left=posLayerX;
			document.getElementById(calque).style.top=posLayerY;
			setTimeout ("boucleLayer('"+calque+"',"+sensLayerX+","+sensLayerY+","+posLayerX+","+posLayerY+","+posArriveLayerX+","+posArriveLayerY+","+progressionLayerX+","+progressionLayerY+","+rate2+")",rate2);
		} else {
			// réajustements d'arrivée (cause arrondis)...
			posLayerX = posArriveLayerX;
			posLayerY = posArriveLayerY;
			document.getElementById(calque).style.left=posLayerX;
			document.getElementById(calque).style.top=posLayerY;
		}
}

function substr( f_string, f_start, f_length ) {
   // http://kevin.vanzonneveld.net
    // +     original by: Martijn Wieringa
    // +     bugfixed by: T.Wild
    // +      tweaked by: Onno Marsman
    // *       example 1: substr('abcdef', 0, -1);
    // *       returns 1: 'abcde'
    // *       example 2: substr(2, 0, -6);
    // *       returns 2: ''
 
    f_string += '';
 
    if(f_start < 0) {
        f_start += f_string.length;
    }
 
    if(f_length == undefined) {
        f_length = f_string.length;
    } else if(f_length < 0){
        f_length += f_string.length;
    } else {
        f_length += f_start;
    }
 
    if(f_length < f_start) {
        f_length = f_start;
    }
 
    return f_string.substring(f_start, f_length);
}

function strrchr (haystack, needle) {
    // http://kevin.vanzonneveld.net
    // +   original by: Brett Zamir (http://brett-zamir.me)
    // +   input by: Jason Wong (http://carrot.org/)
    // +   bugfixed by: Brett Zamir (http://brett-zamir.me)
    // *     example 1: strrchr("Line 1\nLine 2\nLine 3", 10).substr(1)
    // *     returns 1: 'Line 3'
 
    var pos = 0;
 
    if (typeof needle !== 'string') {
        needle = String.fromCharCode(parseInt(needle, 10));
    }
    needle = needle.charAt(0);
    pos = haystack.lastIndexOf(needle);
    if (pos === -1) {
        return false;
    }
 
    return haystack.substr(pos);
}

//--------------------------------------------------------------------------------------