.main { width:100%;}
.min_width {width:expression(((document.documentElement.clientWidth || document.body.clientWidth) < 780)? "780px" : "100%"); min-width:780px;}


.col_1, .col_2, .col_3, .col_box_1, .col_box_2, .f_l{ float:left;}
.f_r{ float:right;}

.content .col_1{width:280px; margin:0 -280px 0 0;}
.content .col_2{width:100%;}


.navig {
	float: left;
	width: 200px;
	height: 200;
	position: relative;
	left: 30px;
	top: 10px;
	
}