var fadearray=new Array() //array to cache fadeshow instances
var fadeclear=new Array() //array to cache corresponding clearinterval pointers
 
var fadeaffichcomplet=new Array() //GO : Pour provoquer l'affichage complet au démmarrage
var fadefait=new Array() //GO : Pour indiquer que l'animation est faite


var tab_pasdegree=new Array(4,4,4,4)

var tab_nb_effet=new Array(7,5,7,5) // nb rotations par  fadeshow !!! le premier affichage ne compte pas !!! 
var image_load=	4	// nb images devant être chargees pour initier premiere rotation

var pas_tempo_decall=new Array(0/30 , 500/30 , 1000/30 , 1500/30 ) // pour decaller demarrage fadeshows (en nb pas de 30)

var tab_tempo=new Array() 	// tableau des temporisations de rotation  pour chaque show, tenir compte de tab_nb_effet 
				 
tab_tempo[0]=[ 2000,  2000, 2000,   1000, 2000, 2000, 2000] 
tab_tempo[1]=[ 2500,  2000,         3500, 2500, 2000] 
tab_tempo[2]=[ 2500,  2200, 1000,   1500, 2500, 2000, 1000] 
tab_tempo[3]=[ 1000,  2000,         5200,  800, 2000] 

var dom=(document.getElementById) //modern dom browsers
var iebrowser=document.all

function fadeshow(theimages, fadewidth, fadeheight, borderwidth, delay, pause, displayorder){
this.pausecheck=pause
this.mouseovercheck=0
this.delay=delay
this.degree=10 //initial opacity degree (10%)
this.curimageindex=0
this.nextimageindex=1
fadearray[fadearray.length]=this
// modif GO
fadeaffichcomplet[fadeaffichcomplet.length]=0		// pas encore utilisé
fadefait[fadefait.length]=0   // init nombre d'effets de transparence

this.slideshowid=fadearray.length-1
  
// modif GO
this.pasdegree=tab_pasdegree[this.slideshowid]

this.canvasbase="canvas"+this.slideshowid
this.curcanvas=this.canvasbase+"_0"
if (typeof displayorder!="undefined")
	theimages.sort(function() {return 0.5 - Math.random();}) //thanks to Mike (aka Mwinter) :)
this.theimages=theimages
this.imageborder=parseInt(borderwidth)
this.postimages=new Array() //preload images
for (p=0;p<theimages.length;p++){
	this.postimages[p]=new Image()
	this.postimages[p].src=theimages[p][0]
	}

var fadewidth=fadewidth+this.imageborder*2
var fadeheight=fadeheight+this.imageborder*2

if (iebrowser&&dom||dom) //if IE5+ or modern browsers (ie: Firefox)
//document.write('<div id="master'+this.slideshowid+'" style="position:relative;width:'+fadewidth+'px;height:'+fadeheight+'px;overflow:hidden;"><div id="'+this.canvasbase+'_0" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=10);-moz-opacity:10;-khtml-opacity:10;background-color:'+fadebgcolor+'"></div><div id="'+this.canvasbase+'_1" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=10);-moz-opacity:10;background-color:'+fadebgcolor+'"></div></div>')
document.write('<div id="master'+this.slideshowid+'" style="position:relative;width:'+fadewidth+'px;height:'+fadeheight+'px;overflow:hidden;"><div id="'+this.canvasbase+'_0" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=0);-moz-opacity:0;-khtml-opacity:0;background-color:'+fadebgcolor+'"></div><div id="'+this.canvasbase+'_1" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=0);-moz-opacity:0;background-color:'+fadebgcolor+'"></div></div>')
else
document.write('<div><img name="defaultslide'+this.slideshowid+'" src="'+this.postimages[0].src+'"></div>')
 
if (iebrowser&&dom||dom) //if IE5+ or modern browsers such as Firefox
	this.startit()
else	{
	this.curimageindex++
	setInterval("fadearray["+this.slideshowid+"].rotateimage()", this.delay)
	}
}

function fadepic(obj){
if(image_load) return; // si les premières images non chargées ne rien faire

if(pas_tempo_decall[obj.slideshowid] > 0 ) {
			pas_tempo_decall[obj.slideshowid]--;
			return;} // on repousse le demarrage jusqu'a fin tempo


if (obj.degree<100)
	{
	obj.degree+=obj.pasdegree


	if (obj.tempobj.filters&&obj.tempobj.filters[0])
		{
		if (typeof obj.tempobj.filters[0].opacity=="number") //if IE6+
			obj.tempobj.filters[0].opacity=obj.degree
		else //else if IE5.5-
			obj.tempobj.style.filter="alpha(opacity="+obj.degree+")"
		}
	else 	if (obj.tempobj.style.MozOpacity)
			obj.tempobj.style.MozOpacity=obj.degree/101
		else if (obj.tempobj.style.KhtmlOpacity)
				obj.tempobj.style.KhtmlOpacity=obj.degree/100
	}
else	{
	clearInterval(fadeclear[obj.slideshowid])
	obj.nextcanvas=(obj.curcanvas==obj.canvasbase+"_0")? obj.canvasbase+"_0" : obj.canvasbase+"_1"
	obj.tempobj=iebrowser? iebrowser[obj.nextcanvas] : document.getElementById(obj.nextcanvas)
	obj.populateslide(obj.tempobj, obj.nextimageindex)
	obj.nextimageindex=(obj.nextimageindex<obj.postimages.length-1)? obj.nextimageindex+1 : 0
	// ----------------------------------------------------------------pour essai stop 
	//window.alert("obj.slideshowid ="+obj.slideshowid)
	if( fadefait[obj.slideshowid] == tab_nb_effet[obj.slideshowid] ) 
		{ // si effet fait pour l'instance
		//fadefait[obj.slideshowid]=0;
		return // fini pour cette instance
		} 
	else 	
		{ 
		fadefait[obj.slideshowid]++
		setTimeout("fadearray["+obj.slideshowid+"].rotateimage()", tab_tempo[obj.slideshowid][fadefait[obj.slideshowid]-1])
		}
	//window.alert("obj.slideshowid ="+obj.slideshowid+" tempo ="+tab_tempo[obj.slideshowid][fadefait[obj.slideshowid]-1])

	}
}
 

function decrement(){

if( image_load){image_load--;}

}

fadeshow.prototype.populateslide=function(picobj, picindex){
var slideHTML=""
if (this.theimages[picindex][1]!="") //if associated link exists for image
	slideHTML='<a href="'+this.theimages[picindex][1]+'" title="'+this.theimages[picindex][1]+'" target="'+this.theimages[picindex][2]+'">'
//slideHTML+='<img onLoad="alert(\'toto\')" src="'+this.postimages[picindex].src+'" border="'+this.imageborder+'px">'
slideHTML+='<img onLoad="decrement()" src="'+this.postimages[picindex].src+'" border="'+this.imageborder+'px">'
if (this.theimages[picindex][1]!="") //if associated link exists for image
	slideHTML+='</a>'
picobj.innerHTML=slideHTML
}


fadeshow.prototype.rotateimage=function(){
//window.alert("this.slideshowid ="+this.slideshowid+" fadeenchain ="+fadeenchain[this.slideshowid])

if (iebrowser&&dom||dom){
	this.resetit()
	var crossobj=this.tempobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
	crossobj.style.zIndex++
	fadeclear[this.slideshowid]=setInterval("fadepic(fadearray["+this.slideshowid+"])",30)
	this.curcanvas=(this.curcanvas==this.canvasbase+"_0")? this.canvasbase+"_1" : this.canvasbase+"_0"
	}
else
	{
	var ns4imgobj=document.images['defaultslide'+this.slideshowid]
	ns4imgobj.src=this.postimages[this.curimageindex].src
	}
this.curimageindex=(this.curimageindex<this.postimages.length-1)? this.curimageindex+1 : 0

}



fadeshow.prototype.resetit=function(){
this.degree=0

var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
if (crossobj.filters&&crossobj.filters[0]){
	if (typeof crossobj.filters[0].opacity=="number") //if IE6+
		crossobj.filters(0).opacity=this.degree
	else //else if IE5.5-
		crossobj.style.filter="alpha(opacity="+this.degree+")"
	}
else if (crossobj.style.MozOpacity)
		crossobj.style.MozOpacity=this.degree/101
	else if (crossobj.style.KhtmlOpacity)
		crossobj.style.KhtmlOpacity=obj.degree/100
}
 
 
fadeshow.prototype.startit=function(){
var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
this.populateslide(crossobj, this.curimageindex)
if (this.pausecheck==1){ //IF SLIDESHOW SHOULD PAUSE ONMOUSEOVER
	var cacheobj=this
	var crossobjcontainer=iebrowser? iebrowser["master"+this.slideshowid] : document.getElementById("master"+this.slideshowid)
	crossobjcontainer.onmouseover=function(){cacheobj.mouseovercheck=1}
	crossobjcontainer.onmouseout=function(){cacheobj.mouseovercheck=0}
	}
this.rotateimage()
}