// variables

var imgList = new Array();

var zInterval = null;

var indice=0;



// Change Opacitý˙ de l'image

function setOpacity(objet)

{

	if(objet.xOpacity>.99)

	{

		objet.xOpacity = .99;

		return;

	}



	objet.style.opacity = objet.xOpacity;

	objet.style.MozOpacity = objet.xOpacity;

	objet.style.filter = 'alpha(opacity=' + (objet.xOpacity*100) + ')';

}



// Fonction de changement des images (rotation)

function rotation()

{

	cOpacity = imgList[indice].xOpacity;

	nIndex = imgList[indice + 1]? indice + 1 : 0;

	nOpacity = imgList[nIndex].xOpacity;



	cOpacity-=.05;

	nOpacity+=.05;



	imgList[nIndex].style.display = 'block';

	imgList[indice].xOpacity = cOpacity;

	imgList[nIndex].xOpacity = nOpacity;



	setOpacity(imgList[indice]);

	setOpacity(imgList[nIndex]);



	if(cOpacity<=0)

	{

		imgList[indice].style.display = 'none';

		indice = nIndex;

		setTimeout(rotation, 5000);

	}

	else

	{

		setTimeout(rotation, 70);

	}

}



// Initialisation du rotation

function rotationInit(elementId)

{

	if(document.getElementById || document.createElement)

	{

		imgList = document.getElementById( elementId ).getElementsByTagName('img');


		for(i=1;i<imgList.length;i++) 

		{ imgList[i].xOpacity = 0; }

		

		imgList[0].style.display = 'block';

		imgList[0].xOpacity = .99;



		setTimeout(rotation, 5000);

	};

}