.indexImg{
width:400px; 
height:140px; 
border:0px;
 }
 
 .BannerImg{
width:500px; 
height:290px; 
border:0px;
float:right;
margin-right:150px;
margin-top:5px;
 }
 
.MainImgL{
width:250px; 
height:150px; 
border:1px solid silver;
float:left;
margin:0px 8px 8px 0px;
 }
 
.MainImgR{
width:250px; 
height:150px; 
border:1px solid silver;
float:right;
margin:0px 8px 8px 0px;
 }