html {
	margin: 0;
	padding: 0;
	border: 0;
}

.float_div {
	float:left;
}

.img_margin_b {
	margin-bottom: 1px;
}

.img_margin_b_zero {
	margin-bottom: 0px;
}

.img_margin_r {
	margin-right: 1px;
}

.img_margin_br {
	margin-bottom: 1px;
	margin-right: 1px;
}

.img_border {
	border:#e9f3fd 1px solid;
}

div.wrapper_img_content_left{
	float:left;
	width:350px;
	margin-top:10px;
	margin-right:7px;
	border:#e9f3fd 1px solid;
	background-color:#e9f3fd;
}

div.wrapper_img_spec{
	float:left;
	width:248px;
	margin-top:5px;
	margin-right:0px;
	border:#e9f3fd 1px solid;
	background-color:#e9f3fd;
}

div.wrapper_spec {
	float:left;
	display:block;
	width:250px;
	margin-top:5px;
	margin-bottom:5px;
}

div.wrapper_wide {
	float:left;
	display:block;
	width:502px;
	margin-top:5px;
	margin-bottom:5px;
}

div.wrapper_manage {
	float:left;
	display:block;
	width:500px;
	margin-top:5px;
	margin-bottom:5px;
}

div.wrapper_half {
	float:left;
	display:block;
	width:251px;
	margin-top:5px;
	margin-bottom:5px;
}