var os = navigator.platform;

if ((os != 'MacPPC') && (navigator.appName == "Netscape"))
{ 
   document.write("<link rel=\"stylesheet\" href=\"/includes/netscapespecs.css\" type=\"text/css\">");
}
else
{
   document.write("<link rel=\"stylesheet\" href=\"/includes/iespecs.css\" type=\"text/css\">");
}