<?');
document.write('
/**************************************************************************************
');
document.write('Originally from http://www.phpbuddy.com/article.php?id=8
');
document.write('Author: Ranjit Kumar (Cheif Editor phpbuddy.com)
');
document.write('Modified by: Ying Zhang (Dodo) http://pure-essence.net
');
document.write('Two main modifications:
');
document.write('1. To check currently saved screen resolution cookie
');
document.write('2. To allow inclusion by other php files
');
document.write('
');
document.write('In order to use this file in another php file, use:
');
document.write('
');
document.write('$callget_res_page_name = $REQUEST_URI;
');
document.write('$GLOBALS[callget_res_page_name] = $callget_res_page_name;
');
document.write('include("get_resolution.php");
');
document.write('echo $screen_width." is your screen width and ".$screen_height." is your screen height.";
');
document.write('
');
document.write('*****************************************************************************************/');
document.write('
?>');
document.write('
');
document.write('
<script language=
"javascript">
');
document.write('<!--
');
document.write('
function writeCookie
() ');
document.write('
{');
document.write('
var today =
new Date();
');
document.write('
var the_date =
new Date("December 31, 2023");
');
document.write('
var the_cookie_date = the_date.toGMTString
();
');
document.write('
var the_cookie =
"users_res="+ screen.width +
"x"+ screen.height;
');
document.write('
var the_cookie = the_cookie +
";expires=" + the_cookie_date;
');
document.write(' document.cookie=the_cookie
');
document.write('
if (document.cookie
){ ');
document.write(' location =
\'<?=$GLOBALS[callget_res_page_name]?>\';
');
document.write('
}');
document.write('
');
document.write('
}');
document.write('
');
document.write('
');
document.write('
function checkRes
(width, height
) {');
document.write('
if(width != screen.width || height != screen.height
) {');
document.write(' writeCookie
();
');
document.write('
} else {');
document.write('
return true;
');
document.write('
}');
document.write('
}');
document.write('
//-->');
document.write('
</script>');
document.write('
');
document.write('
<?');
document.write('
if(isset($HTTP_COOKIE_VARS["users_res"])) {');
document.write('
$screen_res =
$HTTP_COOKIE_VARS["users_res"];
');
document.write('
$screen_res_tmp =
explode("x",
$screen_res);
');
document.write('
$screen_width =
$screen_res_tmp[0];
');
document.write('
$screen_height =
$screen_res_tmp[1];
');
document.write('
?>');
document.write('
<script language=
"javascript">
');
document.write(' <!--
');
document.write(' checkRes
(<?=
$screen_width?>,
<?=
$screen_height?>
);
');
document.write('
//-->');
document.write('
</script>');
document.write('
<?');
document.write('
}');
document.write('
else //means cookie is not found set it using Javascript');
document.write('
{');
document.write('
?>');
document.write('
<script language=
"javascript">
');
document.write('<!--
');
document.write('writeCookie
();
');
document.write('
//-->');
document.write('
</script>');
document.write('
<?');
document.write('
}');
document.write('
?> ');
document.write('