function new_window(resource)
{	resource_window = window.open(resource, 'resource_window', 'width=640, height=560,scrollbars=yes');
	resource_window.focus()
}

img = new Array("1","2","3","4");
imgCt = img.length;
function rndImg()
{	if (document.images) rndNum = Math.floor((Math.random() * imgCt));
	document.photo_l.src = "ui/" + img[rndNum] + "_l.jpg";
	document.photo_r.src = "ui/" + img[rndNum] + "_r.jpg";
}