使用JavaScript获取焦点元素的ID [英] get id of focused element using javascript
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问题描述
我有一个HTML页面，其中包含许多锚点元素.单个HTML页面包含许多div部分.一次仅显示一个部分，并且特定于该部分的锚点将集中显示.此html还包含一个div以打开弹出窗口.当此弹出窗口将打开时，特定于此的锚点将集中显示.现在，我想让锚点更早地集中到弹出锚点上.我的代码如下:-
I have single Html page having many anchor elements. This single Html page contains many div parts. Only one part displays at time and a anchor specific to this part will focused. this html also contain a div to open popup. When this popup will open anchor specific to this will focused. Now I want get the anchor focused earlier to popup anchor focused. My code is following:-
<body onload="Main.onLoad();" onunload="Main.onUnload();">
<a href='javascript:void(0);' id='anchor' onkeydown='Main.MainKeyHandler();'></a>
<a href='javascript:void(0);' id='anchorAboutUs' onkeydown='Main.MainKeyHandler1();'></a>
<a href='javascript:void(0);' id='anchorSecondScreen' onkeydown='Main.MainKeyHandler2();'></a>
<a href='javascript:void(0);' id='popupanchor' onkeydown='PopupKeyHandler();'></a>
<div id="ParentDiv">
<div id="SplashScreenDiv">
<div id="SplashScreen"></div>
</div>
<div id="Logo"></div>
<div id="Header"></div>
<div id='messagePopup' style='position:relative;width:500px;z-index:1000;background-color:#ffffff;'><div ></div ><div id='popupReturn'>Return</div><div>
<div id="PopUp">
<div id="YesBtn"></div>
<div id="NoBtn"></div>
</div>
<div id="FirstScreen">
<div id="testinfo" style="color:#ff0000; width:600px; height:50px; overflow:hidden; font-size:xx-large; "></div>
<div id="btn_horoscope"></div>
<div id="btn_aboutus"></div>
</div>
<div id="AboutUsScreen" >
<div id="AboutUsImgDiv">
<div id="AboutUsImg"></div>
</div>
<div id="aboutUsInfoDiv">
<div id="aboutUsInfo"></div>
</div>
</div>
<div id="SecondScreen" >
<div id="HoroscopeImg" class="HoroImage"></div>
<div id="SelSunSignMsgDiv">
<div id="SelSunSignMsg">Select your SunSign </div>
</div>
<div id="SelSunSignDiv">
<div id="SelSunSign">
<div id="SunSign_0"></div>
<div id="SunSign_1"></div>
<div id="SunSign_2"></div>
<div id="SunSign_3"></div>
<div id="SunSign_4"></div>
<div id="SunSign_5"></div>
<div id="SunSign_6"></div>
<div id="SunSign_7"></div>
<div id="SunSign_8"></div>
<div id="SunSign_9"></div>
<div id="SunSign_10"></div>
<div id="SunSign_11"></div>
</div>
</div>
</div>
</div>
</body>
将提供任何帮助
推荐答案
您需要 document.activeElement.id .您可以在此处找到以前被批评的更多信息.
You need document.activeElement.id. You can find more information here, which has been criticized before.
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