var tophtml = '<style>.fixedBg {background: #FFFF00;position: fixed;top: 0;z-index: 1000000000;width: 100%;height: 40px;}\
.fixedText {text-align: center;line-height: 40px;font-weight: bold;}\
.fixedText a{color: #FF0000;}\
</style>\
<div class="fixedBg"><div class="fixedText"><a href="#">此模板为免费演示，未经版权人许可，不得做为商业用途！</a></div></div>\
';
if (window.top.location.href == window.location.href) {
    document.write(tophtml);
}