.arc {
width:640px;
padding:0 0 30px 0;
}
/* clearfix */
.arc:after {
visibility: hidden;
display: block;
font-size: 0;
content: " ";
clear: both;
height: 0;
}
 /* IE6 */
* html .arc { zoom: 1;}
 /* IE7 */
*:first-child+html .arc { zoom: 1;}

.img_right {
float:right;
width:160px;
}
.img_left {
float:left;
width:160px;
}
.img {
width:640px;
text-align:center;
padding:0;
}

.img_right img, .img_left img {
border:0;
}
.img img {
border:0;
padding:0 8px 0 8px;
}

.text_right {
float:right;
width:460px;
padding:0 0 0 10px;
}
.text_left {
float:left;
width:410px;
padding:0 10px 0 0;
}
.text {
width:640px;
padding:0;
padding:0 0 10px 0;
}

#staff {
font-size:14px;
width:640px;
text-align:right;
margin:-20px 0 0 0;
padding:0 0 10px 0;
}