【delay】
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'
src='http://code.jquery.com/jquery-1.11.0.js'></script>
<style type='text/css'>
#imgbl1 {
background: #999;
}
</style>
<script type='text/javascript'>
$(window).load(function(){
$(document).ready(function () {
setTimeout( function(){ $('#imgbl1').css("display", "block"); }, 1000 );
});
});
</script>
</head>
<body>
<span id="imgbl1">foo</span>
</body>
</html>
