基于jquery的页面预载入效果(loading)

<style>
    #loading{
        position:absolute;
        width:300px;
        top:0px;
        left:50%;
        margin-left:-150px;
        text-align:center;
        padding:7px 0 0 0;
        font:bold 11px Arial, Helvetica, sans-serif;
    }
</style>

<div id="loading">Loading content, please wait..<img src="loading.gif" mce_src="loading.gif" alt="loading.." /></div>

<script>
    $(window).load(function(){
        $("#loading").hide();
    })
</script>