var interval = 5000; 

var img_num = 0;
image_list = new Array();
image_list[img_num++] = new imageItem("images/"+jezyk+"/detal-lewo1.gif");
image_list[img_num++] = new imageItem("images/"+jezyk+"/detal-lewo2.gif");
image_list[img_num++] = new imageItem("images/"+jezyk+"/detal-lewo3.gif");

function imageItem(location) 
{
	this.image_item = new Image();
	this.image_item.src = location;
}
function get_ImageItemLocation(imageObj) 
{
	return(imageObj.image_item.src)
}

function getNextImage() 
{
	var image_index = Math.floor(Math.random() * img_num);
	var new_image = get_ImageItemLocation(image_list[image_index]);
	return(new_image);
}

function rotateImage(place) 
{
	var new_image = getNextImage();
	document[place].src = new_image;
	var recur_call = "rotateImage('"+place+"')";
	setTimeout(recur_call, interval);
}