if (acilan =="cartavis4") { document.write('<a href="http://www.focusabacus.com">FocusAbacus!</a>'); }
else {
var acilan="cuma4";
document.write('<div id="4" name="4"></div>');
div = document.getElementById('4');
div.innerHTML = '<a href="http://www.cartavis.com/?id=4"><img src="http://www.cartavis.com/thumb.php?id=4" /></a>';
}