mac=(navigator.appVersion.indexOf("Mac")!=-1)?true:false;
document.write("<style type=\"text/css\">");
document.write("<!--");
if(mac){
    document.write(".size1  { font-size: 14px; line-height: 23px; }");
    document.write(".size2  { font-size: 12px; line-height: 19px; }");
    document.write(".size3  { font-size: 10px; line-height: 14px; }");
    document.write(".size4  { font-size: 10px; line-height: 16px; }");
} else {
    document.write(".size1  { font-size: 15px; line-height: 24px; }");
    document.write(".size2  { font-size: 13px; line-height: 19px; }");
    document.write(".size3  { font-size: 11px; line-height: 13px; }");
    document.write(".size4  { font-size: 12px; line-height: 18px; }");
}
document.write("a:link    { color:#0000FF; text-decoration: none }");
document.write("a:visited { color:#0000FF; text-decoration: none }");
document.write("a:active  { color:#FFCCCC; text-decoration: none }");
document.write("a:hover   { color:#FF3333; text-decoration: underline }");
document.write("-->");
document.write("</style>");