WordPress设置网站动态标题

//动态标题
var OriginTitile = document.title,
titleTime;
document.addEventListener("visibilitychange",
function() {
if (document.hidden) {
document.title = "你别走吖 Σ(っ °Д °;)っ";
clearTimeout(titleTime)
} else {
document.title = "(/≧▽≦/)你又回来啦！ " ;
titleTime = setTimeout(function() {
document.title = OriginTitile
},
2000)
}
});

<script type="text/javascript">
/* 动态标题*/
var OriginTitile = document.title,
titleTime;
document.addEventListener("visibilitychange",
function() {
if (document.hidden) {
document.title = "你别走吖 Σ(っ °Д °;)っ";
clearTimeout(titleTime)
} else {
document.title = "(/≧▽≦/)你又回来啦！" ;
titleTime = setTimeout(function() {
document.title = OriginTitile
},
2000)
}
});
</script>