var image1 = new Image();
image1.src="images/image1.jpg";
var image2 = new Image();
image2.src = "images/image2.jpg";
var image3 = new Image();
image3.src = "images/image3.jpg";
var image4 = new Image();
image4.src = "images/image4.jpg";
var i=1;
function slide()
{

new Effect.Appear("poze" ,{ duration:2, from:0.2, to:1.0});
document.getElementById("poze").src = "images/image"+i+".jpg";
i++;
if (i==5) i=1;
setTimeout("slide()",6000);
}