<style type='text/css'>.bl_background{background-color:transparent;display:none;height:100%;width:100%}</style>
<body>
<div class='bl_background'>
Blog1......../>
</div>
<script type='text/javascript'>//<![CDATA[
$(function(){$(".bl_background").fadeToggle(2000,function(){})});
//]]></script>
</body>