Maison > interface Web > tutoriel HTML > 怎么锁定可视区域?_html/css_WEB-ITnose

怎么锁定可视区域?_html/css_WEB-ITnose

WBOY
Libérer: 2016-06-21 08:59:11
original
1216 Les gens l'ont consulté

nbsp;html>



全屏div

<script> <br /> <br />function shield(){ <br /> var s = document.getElementById("test"); <br /> s.style.display = "block"; <br /> <br /> var l = document.getElementById("log_window"); <br /> l.style.display = "block"; <br />} <br />function cancel_shield(){ <br /> var s = document.getElementById("test"); <br /> s.style.display = "none"; <br /> <br /> var l = document.getElementById("log_window"); <br /> l.style.display = "none"; <br />} <br /></script>



打开遮罩
aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa

aaa
aaa

aaa
aaa

aaa

aaa

aaa

aaa
aaa
aaa

aaa

aaa

aaa

aaa








点击打开遮罩时,可视区变色并且锁定,滚动条不能下拉


回复讨论(解决方案)

<!DOCTYPE html><html><head><meta charset="utf-8"><title>全屏div</title><style>html,body {    margin:0;    height:100%;}#test {    width:100%;    height:100%;    background-color:#000;    position:fixed;    top:0;    left:0;    z-index:2;    opacity:0.3;    /*兼容IE8及以下版本浏览器*/    filter: alpha(opacity=30);    display:none;	overflow-y:hidden;}#log_window {    width:200px;    height:200px;    background-color:#FF0;        margin: auto;    position:fixed;    z-index:3;    top: 0;    bottom: 0;    left: 0;    right: 0;    display:none;}</style><script>function shield(){    var s = document.getElementById("test");    s.style.display = "block";        var l = document.getElementById("log_window");    l.style.display = "block";	document.getElementById("body").style.overflowY = "hidden";}function cancel_shield(){    var s = document.getElementById("test");    s.style.display = "none";        var l = document.getElementById("log_window");    l.style.display = "none";	document.getElementById("body").style.overflowY = "auto";}</script></head><body id="body"><a href="javascript:shield()">打开遮罩</a>点击打开遮罩时,可视区变色并且锁定,滚动条不能下拉<div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div>aaa</div><div id="test"></div><div id="log_window"><a href="javascript:cancel_shield()">关闭</a></div></body></html>
Copier après la connexion

Étiquettes associées:
source:php.cn
Déclaration de ce site Web
Le contenu de cet article est volontairement contribué par les internautes et les droits d'auteur appartiennent à l'auteur original. Ce site n'assume aucune responsabilité légale correspondante. Si vous trouvez un contenu suspecté de plagiat ou de contrefaçon, veuillez contacter admin@php.cn
Tutoriels populaires
Plus>
Derniers téléchargements
Plus>
effets Web
Code source du site Web
Matériel du site Web
Modèle frontal