仿google首页导航鼠标感应弹出效果很好看，这里就是分享这个js特效的，当用户的鼠标经过时向上弹出提示信息。
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})();//武鸣人网站https://www.wuming.ren 网站很好记住，wuming.ren(武鸣拼音.ren域名后缀)
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