function setHomePage(x) {
  if (navigator.appName == "Netscape") {
    var newWindow = window.open('http://www.pchome.com.tw/todo_profile/netscape.html', 'n4', 'directories=no,location=no,menubar=no,toolbar=no,scrollbars=yes,height=520,width=550');
  }
  else {  // Microsoft Internet Explorer
    if (navigator.appVersion.indexOf("MSIE 5") != -1) {
      x.style.behavior = "url(#default#homepage)";
      x.setHomePage("http://www.pchome.com.tw/");
    }
    else var newWindow = window.open('http://www.pchome.com.tw/todo_profile/ie.html', 'ie4', 'directories=no,location=no,menubar=no,toolbar=no,scrollbars=yes,height=520,width=550');
  }
}
document.write('<a name="makeHome" href="javascript:setHomePage(this.makeHome);" onMouseOver="window.status=\'將您的首頁設定成 http://www.pchome.com.tw/\'; return true;" onMouseOut="window.status=\'\'; return true;">設PC home為首頁</a>');