if (navigator.appVersion.indexOf("Mac") == -1) {
   var ssheet = "<link rel=stylesheet media=\"print,screen\" href=\"" + relpath + "styles/styles1.css\" type='text/css'>";
   document.write(ssheet);
   ssheet = "<link rel=stylesheet media=\"print\" href=\"" + relpath + "styles/print1.css\" type='text/css'>";
   document.write(ssheet);
   }