<html>
<head>
<title>Java Script ze stránky - www.jaknaweb.com</title>
<script language="JavaScript">
var sirka = screen.width
var vyska = screen.height
if (sirka >= 800 & vyska >= 600)
{
window.location.href = "dobre.html";
}
else window.location.href = "spatne.html";
</script>
</HEAD>
</HTML>