<script language="javascript"> 
<!-- START HIDE 
// ############################################################# 
// ### SCRIPT BY: DANIEL KIRKPATRICK 
// ### http://www.troop-321.8m.com/html 
// ### webmaster@troop321.org 
// ############################################################# 
// Set all needed variables 
var browser=''; // Variable to store Browser name 
var version=''; // Variable to store Browser version 
var entrance=''; //Variable to store result 
var oktext=''; // Variable to store ok-text 
var notok=''; // Variable to store NtoOk-text 
// Check Browser name 
if (navigator.appName.indexOf('Microsoft') != -1) 
browser = 'IE' 
else if (navigator.appName.indexOf('Netscape') != -1) 
browser = 'Netscape' 
else browser = 'NN'; 
// Browser Version 
if (version == ''){ 
version= navigator.appVersion; 
paren = version.indexOf('('); 
whole_version = navigator.appVersion.substring(0,paren-1); 
version = parseInt(whole_version); 
} 
if (browser=="Netscape" && version>= "3.03")entrance="ok" 
if (browser=="IE" && version>= "3.00")entrance="ok" 
if (entrance=="ok"){ 
alert("You can Enter!!!")} 
if (entrance!="ok"){ 
alert("You CAN`T enter Download a Browser That is up to DATE!!")} 
// STOP HIDE --> 
</script>