js
//监听加载状态改变
document.onreadystatechange = completeLoading;
//加载状态为complete时移除loading效果
function completeLoading() {
if (document.readyState == "complete") {
$("#loading").animate({
"opacity": "0"
}, 500).hide(1000);
}
}html
<div id="loading"><img src="img/load1.gif" id="loading" /></div>
css
#loading {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 2000;
opacity: 1;
}
#loading img {
width: 100%;
position: absolute;
z-index: 2001;
}