固定显示在页面上方
<head>贵州省情
<script type="text/javascript">
load = function () {
var nav = ElementById('nav');
var navFixed = ElementById('navFixed');
scroll = function () {
var scrollTop = document.documentElement.scrollTop || document.body.scrollTop;
document.title = scrollTop
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if (scrollTop > nav.offtTop) {
navFixed.style.display = 'block';
} el if (scrollTop < nav.offtTop) {
navFixed.style.display = 'none';活动圆满
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}
};
</script>
<style type="text/css">
.nav-wrapper{margin:5px auto;width: 960px;}
.nav-wrapper-fixed{ position:fixed; top:0; width:100%;margin:5px auto;width: 960px;z-index:999;}
</style>当之无愧的近义词
</head>
then什么意思
<body>
<div class="nav-wrapper">
<a href=/pages/cyyw/2013/1204/402.html><img src="/uploads/allimg/131204/2_1141363141.png"></a>
</div>
<div class="cen">
<div class="nav-wrapper-fixed" id="navFixed" >
<a href=/pages/cyyw/2013/1204/402.html><img src="/uploads/allimg/131204/2_1141363141.png"></a>上海浦东公租房>ps怎么撤销
</div>
</div>
</body>
