html, body {width:100%; height:100%; overflow:hidden;} 
#layout {position:relative; width:100%; height:100%; overflow:auto;}
#big_img
{

	width: 100%;
	height: 100%;
}
#here_img .nav_l {float: left; margin: 10px 0 10px 0;}
#here_img .nav_r {float: right; text-align: right; margin: 10px 0 10px 0;}
#here_img {border: 1px solid #fff; background-color: #fff;}
#here_img img {border: 1px solid #dedede;}
#here_img a {margin: 0 10px 0 10px;}

.tn-image {border: 1px solid #dedede; margin: 0 5px 5px 0; float: left; cursor: pointer; }