var nbimage = 8;
var numImageBando = 1;
//var vitesseFade = 3000;
//var dureeAffichage = 10000;
var vitesseFade = 1000;
var dureeAffichage = 3000;

var a_1 = new Image(); 
var a_2 = new Image(); 
var a_3 = new Image(); 
var a_4 = new Image(); 
var a_5 = new Image(); 
var a_6 = new Image(); 
var a_7 = new Image(); 
var a_8 = new Image(); 

function getImageLang(num) {
	return("/images/bando_"+num+".jpg");
}

function changeOpac(opacity, id) { 
    var object = document.getElementById(id).style; 
    object.opacity = (opacity / 100); 
    object.MozOpacity = (opacity / 100); 
    object.KhtmlOpacity = (opacity / 100); 
    object.filter = "alpha(opacity=" + opacity + ")"; 
}

function blendimage(divid, imageid, millisec) {
	
    var speed = Math.round(millisec / 100); 
    var timer = 0; 

    //set the current image as background
   	document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";

//	obj = document.getElementById(imageid)
//	obj.style.border='1px solid #ff0000'
//	obj.style.top='20px'
   	
    //set the current image as background
    changeOpac(0, imageid); 
     
    //make new image 
	obj = document.getElementById(imageid)
	if (numImageBando == (nbimage* 1) + (1 * 1) )
		numImageBando = 1;
//	alert(numImageBando);
	obj.src = eval("a_" + numImageBando + ".src");
	numImageBando++;

    //fade in image 
    for(j = 1; j <= 99; j++) { 
        r = window.setTimeout("changeOpac(" + j + ",'" + imageid + "')",(timer * speed));
        //clearTimeout(r);
        timer++; 
	}

} 

function initPage() {

	seekBottomDiv();
	
	a_1.src = getImageLang(1);
	a_2.src = getImageLang(2);
	a_3.src = getImageLang(3);
	a_4.src = getImageLang(4);
	a_5.src = getImageLang(5);
	a_6.src = getImageLang(6);
	a_7.src = getImageLang(7);
	a_8.src = getImageLang(8);
	//blendimage('bando','idImBando', vitesseFade);
	//s = setInterval("blendimage('bando','idImBando', vitesseFade)", dureeAffichage);
	
}

function seekBottomDiv() {

	obj1 = document.getElementById('bando')
	bando_h = obj1.offsetHeight

	obj1 = document.getElementById('title')
	title_h = obj1.offsetHeight

	obj1 = document.getElementById('menu')
	menu_h = obj1.offsetHeight

	obj1 = document.getElementById('ssmenu')
	ssmenu_h = obj1.offsetHeight

	obj1 = document.getElementById('left')
	left_h = obj1.offsetHeight

	obj1 = document.getElementById('active')
	active_h = obj1.offsetHeight

	if (left_h > active_h)
		reste_h = left_h
	else
		reste_h = active_h

	height_back = bando_h + title_h + menu_h + ssmenu_h + reste_h + -8	
	obj = document.getElementById('bottom')
	obj.style.top = height_back+'px'
	
	reste_h = (reste_h * 1) + (30 * 1)

	obj = document.getElementById('left')
	obj.style.height = reste_h+'px'
	
}

// GESTION DES PAGES

function changemanagepage() {
	var info=""
	info = document.forms[0].listpages.value
	var tableau = info.split(':')
	document.forms[0].pagename.value=tableau[0]
	document.forms[0].optionnumber.value=tableau[1]
	document.forms[0].action.value='changemanagepage'
	document.forms[0].submit()
}

function validmanagepage() {
	var info=""
	info = document.forms[0].listpages.value
	var tableau = info.split(':')
	document.forms[0].pagename.value=tableau[0]
	document.forms[0].optionnumber.value=tableau[1]
	document.forms[0].action.value='validate'
	document.forms[0].submit()
}

function upmanagepage(bloc) {
	var info=""
	info = document.forms[0].listpages.value
	var tableau = info.split(':')
	document.forms[0].pagename.value=tableau[0]
	document.forms[0].optionnumber.value=tableau[1]
	document.forms[0].action.value='upmanagepage'
	document.forms[0].bloc.value=bloc
	document.forms[0].submit()
}

function dnmanagepage(bloc) {
	var info=""
	info = document.forms[0].listpages.value
	var tableau = info.split(':')
	document.forms[0].pagename.value=tableau[0]
	document.forms[0].optionnumber.value=tableau[1]
	document.forms[0].action.value='dnmanagepage'
	document.forms[0].bloc.value=bloc
	document.forms[0].submit()
}

function addtextmanagepage() {
	var info=""
	info = document.forms[0].listpages.value
	var tableau = info.split(':')
	document.forms[0].pagename.value=tableau[0]
	document.forms[0].optionnumber.value=tableau[1]
	document.forms[0].action.value='addtextmanagepage'
	document.forms[0].submit()
}

function addsubmanagepage() {
	var info=""
	info = document.forms[0].listpages.value
	var tableau = info.split(':')
	document.forms[0].pagename.value=tableau[0]
	document.forms[0].optionnumber.value=tableau[1]
	document.forms[0].action.value='addsubmanagepage'
	document.forms[0].submit()
}

function validaddimage() {
	var info=""
	info = document.forms[0].listpages.value
	var tableau = info.split(':')
	document.forms[0].pagename.value=tableau[0]
	document.forms[0].optionnumber.value=tableau[1]
	document.forms[0].action.value='validaddimage'
	document.forms[0].submit()
}

function deletephoto(nph) {
	var info=""
	info = document.forms[0].listpages.value
	var tableau = info.split(':')
	document.forms[0].pagename.value=tableau[0]
	document.forms[0].optionnumber.value=tableau[1]
	document.forms[0].action.value='deletephoto'
	document.forms[0].npht.value=nph
	document.forms[0].submit()
}