#centermenu_tieup201211{
        display:block;
        float:left;
        width:423px;
        margin-left:10px;
}   

#top_tieup201211{
        display :block;
        float:right;
}

contentes_tieup201211{
        display:block;
        width:944px;
        float:right;        
        margin-bottom:50px;
        left:0px;
        overflow:hidden;
}