[B]if(eregi("linux",$_SERVER['HTTP_USER_AGENT'])){$system = "Linux";}
elseif(eregi("win32",$_SERVER['HTTP_USER_AGENT'])){$system = "Windows";}[/B]
elseif(eregi("Win 9x 4.90",$_SERVER['HTTP_USER_AGENT'])){$system = "Windows Me";}
elseif(eregi("windows 2000",$_SERVER['HTTP_USER_AGENT']) || eregi("(windows nt)( ){0,1}
(5.0)",$_SERVER['HTTP_USER_AGENT']) ){$system = "Windows 2000";}
elseif(eregi("(windows nt)( ){0,1}(5.1)",$_SERVER['HTTP_USER_AGENT']) ){$system = "Windows
XP";}
elseif( (eregi("(win)([0-9]{2})",$_SERVER['HTTP_USER_AGENT'],$regs)) || (eregi
("(windows) ([0-9]{2})",$_SERVER['HTTP_USER_AGENT'],$regs)) ){$system = "Windows $regs[2]";}
elseif(eregi("(winnt)([0-9]{1,2}.[0-9]{1,2}){0,1}",$_SERVER['HTTP_USER_AGENT'],$regs) )
{$system = "Windows NT $regs[2]";}
elseif(eregi("(windows nt)( ){0,1}([0-9]{1,2}.[0-9]{1,2}){0,1}",$_SERVER
['HTTP_USER_AGENT'],$regs) ){$system = "Windows NT $regs[3]";}
elseif(eregi("mac",$_SERVER['HTTP_USER_AGENT'])){$system = "Macintosh";}
elseif(eregi("(sunos) ([0-9]{1,2}.[0-9]{1,2}){0,1}",$_SERVER
['HTTP_USER_AGENT'],$regs)){$system = "SunOS $regs[2]";}
elseif(eregi("(beos) r([0-9]{1,2}.[0-9]{1,2}){0,1}",$_SERVER['HTTP_USER_AGENT'],$regs))
{$system = "BeOS $regs[2]";}
elseif(eregi("freebsd",$_SERVER['HTTP_USER_AGENT'])){$system = "FreeBSD";}
elseif(eregi("openbsd",$_SERVER['HTTP_USER_AGENT'])){$system = "OpenBSD";}
elseif(eregi("irix",$_SERVER['HTTP_USER_AGENT'])){$system = "IRIX";}
elseif(eregi("os/2",$_SERVER['HTTP_USER_AGENT'])){$system = "OS/2";}
elseif(eregi("plan9",$_SERVER['HTTP_USER_AGENT'])){$system = "Plan9";}
elseif(eregi("unix",$_SERVER['HTTP_USER_AGENT']) || eregi("hp-ux",$_SERVER
['HTTP_USER_AGENT']) || eregi("X11",$_SERVER['HTTP_USER_AGENT']) ){$system = "Unix";}
elseif(eregi("osf",$_SERVER['HTTP_USER_AGENT'])){$system = "OSF";}
else{$system = "Unknown";}
[B]if (eregi("mac"))
{
print("<b>MAC</b>");
}
else
print ("<a href=http://www.m......com/joomla/>Download For Mac</a>");
echo "You are using $browser on a $system system<br>";
if (eregi("linux"))
{
print("<b>linux</b>");
}
else
print ("<a href=http://www.my.......com/joomla/>Download For Linux</a>");
echo "You are using $browser on a $system system<br>";[/B]