if((navigator.appVersion.indexOf("Mac")!= -1)){
   document.write("<LINK rel='stylesheet' type='text/css' href='styles/standards_mac.css'>");
}
else{
   document.write("<LINK rel='stylesheet' type='text/css' href='styles/standards.css'>");
}

function launch(url,w,h) {
var dim = eval('"width=' + w + ',height=' + h + ',toolbar=0,location=0,directories=0,status=0,menubar=0,resizable=0,top=20,left=20,scrollbar=auto"');
Npop = window.open(url,"pop",dim).focus();
}