#header h1 a span{  
  display: block;
  width:310px;
  height: 140px;
  background: url(../img/benosen_bg.gif) no-repeat 20px 0 ;
  position: absolute;
  top: 0;
  left: 0;
  cursor: pointer;
  cursor: hand;  
}
#theme{
	background: url(../img/theme_bg.jpg) no-repeat ;
	position: absolute;
	top: 0px;
	right: 0;
	width: 360px;
	height: 190px;
	z-index: 1;
}