<?php if (strstr($HTTP_USER_AGENT, "Windows 95")) { $system = "Win95"; } else if (strstr($HTTP_USER_AGENT, "Windows 98")) { $system = "Win98"; } else if (strstr($HTTP_USER_AGENT, "NT 4.0")) { $system = "NT"; } else if (strstr($HTTP_USER_AGENT, "NT 5.0")) { $system = "Win2k"; } else if (strstr($HTTP_USER_AGENT, "NT 5.1")) { $system = "WinXP"; } else if (strstr($HTTP_USER_AGENT, "Win")) { $system = "Win"; } else if (strstr($HTTP_USER_AGENT, "Mac")) { $system = "Mac"; } else if (strstr($HTTP_USER_AGENT, "Linux")) { $system = "Linux"; } else if (strstr($HTTP_USER_AGENT, "Unix")) { = "Unix"; } else { $system = "Other"; } echo $system; ?>
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