jquery 简单的进度条实现代码_jquery

#center{
margin:50px auto;
width:400px;
}
#loading{
width:397px;
height:49px;
background:url(bak.png) no-repeat;
}
#loading div{
width:0px;
height:48px;
background:url(pro.png) no-repeat;
color:#fff;
text-align:center;
font-family:Tahoma;
font-size:18px;
line-height:48px;
}
#message{
width:200px;
height:35px;
font-family:Tahoma;
font-size:12px;
background-color:#d8e7f0;
border:1px solid #187CBE;
display:none;
line-height:35px;
text-align:center;
margin-bottom:10px;
margin-left:50px;