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  • mouseover显示层mouseout隐藏层,并且在鼠标放上层时显示层【原】

      昨天晚上同学有个项目需求要实现在鼠标放上链接后显示层,离开后隐藏层,麻烦的是当鼠标放上层后,这个层会一直显示,离开这个层再次隐藏,今天中午趁着上班时间还没到,简单的测试了一下,成功了,具体原理就不细说了,请看源码:

    JS-Code

    <body>
        <a href="javascript:voie(0)" id="atest" onmouseover="a_onmouseover()">鼠标放上测试</a>
        <div id="divTest" style="display: none; background: red; 100px">
            我显示出来啦!!!
        </div>

        <script type="text/javascript">
           /*
            *Data:2009/12/11
            *Author:董广祥
            */       

            var timer;
            function a_onmouseover()
            {
                var ddv = document.getElementById("divTest");
                var atest = document.getElementById("atest");
                ddv.style.display="block";
                ddv.onmouseover=function(){
                    clearTimeout(timer);
                    ddv.onmouseout=function(){
                        this.style.display="none";
                    }
                }
                atest.onmouseout=function(){Mout()}
            }
           
            function Mout()
            {
                timer = setTimeout(function(){document.getElementById("divTest").style.display="none";},100);
            }

        </script>

    </body>

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  • 原文地址:https://www.cnblogs.com/myssh/p/1621849.html
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