Hi eyece,
Welcome to WMH!
if your file name not change, you can track the file name and change the background color, you are using the apcahe server user below to track the file name
PHP Code:
$var_array = explode("/",$PATH_INFO);
$var_array[0] = "download.php"
if($var_array[0]=="download.php")
$color=#000000;
if($var_array[0]=="media.php")
$color=#000000;
...
..
.
May be it will help you
Enjoy!
Regards
Jitender