/**
 *
 * @access public
 * @return void
 **/
function show_image(img_url, title)
{
	var image_id = "image_container";

	document.getElementById(image_id).src = img_url;

	document.getElementById(image_id).alt = title;
}

function select_image(img_url, title, index)
{
	show_image(img_url, title);

	for(var i=0; document.getElementById('image_selector_' + i); i++)
	{
		document.getElementById('image_selector_' + i).className = "";
	}
	document.getElementById('image_selector_' + index).className = "selected";
}