var image = new Array();
var imagediv = new Array();
function setupIndex()
{
	ratioOpacity = 10;
	image[0] = $("imgtopgauche");
	image[1] = $("imgtopdroite");
	image[2] = $("imgbasgauche");
	image[3] = $("imgbasdroite");
	image[0].style.visibility = "visible";
	image[2].style.visibility = "visible";
	image[1].style.visibility = "visible";
	image[3].style.visibility = "visible";
	imagediv[0] = $("topgauche");
	imagediv[1] = $("topdroite");
	imagediv[2] = $("basgauche");
	imagediv[3] = $("basdroite");
	imagediv[0].style.visibility = "visible";
	imagediv[2].style.visibility = "visible";
	imagediv[1].style.visibility = "visible";
	imagediv[3].style.visibility = "visible";
}
function unsetupIndex()
{

}