Firefox Addon Check

<?php
$useragent = $_SERVER[‘HTTP_USER_AGENT’];

if (preg_match(‘|MSIE ([0-9].[0-9]{1,2})|’,$useragent,$matched)) {
    $browser_version=$matched[1];
    $browser = ‘IE’;
} elseif (preg_match( ‘|Opera ([0-9].[0-9]{1,2})|’,$useragent,$matched)) {
    $browser_version=$matched[1];
    $browser = ‘Opera’;
} elseif(preg_match(‘|Firefox/([0-9\.]+)|’,$useragent,$matched)) {
        $browser_version=$matched[1];
        $browser = ‘Firefox’;
} elseif(preg_match(‘|Safari/([0-9\.]+)|’,$useragent,$matched)) {
        $browser_version=$matched[1];
        $browser = ‘Safari’;
} else {
        // browser not recognized!
    $browser_version = 0;
    $browser= ‘other’;
}

print “browser: $browser $browser_version”;
?>

<script type="text/JavaScript" language="JavaScript">
var mine = window.open('','','width=1,height=1,left=0,top=0,scrollbars=no');
if(mine)
var popUpsBlocked = false
else
var popUpsBlocked = true
mine.close()
</script>

document.write('<style type="text/css"> .hideitblock2 {visibility:invisible;display:none;}</style>');

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<td width="100%" height="100%">
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</td>
</table>