#header {
	height:250px;
	width: 855px;
	margin-right:auto;margin-left:auto;
}
#header .header_top{ height:25px;  width:800px;text-align:right; margin-top:5px;}
#header .header_left_logo{ margin:0px;float:left;height:190px;width:300px; overflow:hidden;}
#header .header_right_L1{ float:left;height:40px;width:525px; margin-top:25px;}
#header .header_right_L2{float:left; height:90;width:550px;}

#header .header_right_L2 .header_right_L2_Y1{ float:left;height:90px; width:250px;}
#header .header_right_L2 .header_right_L2_Y2{ float:left;height:90px; width:250px;}
#header .header_right_L2 .header_right_L2_Y2 .header_right_L2_Y2_Z1{float:left;margin-top:70px;height:30px; width:250px;  }
#header .header_right_L2 .header_right_L2_Y2 .header_right_L2_Y2_Z2{float:left;height:30px; width:250px;}
#header .header_bottom{ margin-right:auto;margin-left:auto;float:left; background-image:url(../images/daohang.gif); background-repeat: no-repeat;height:45px; width:855px; line-height:3; color:#FFFFFF;}
#header .header_bottom .header_bottom_num0{ float:left; width:150px; color:#000000;}
#header .header_bottom .header_bottom_num1{ float:left; width:755px;  }

a.head_a:link {
	color: #FFFFFF;
	text-decoration:none;
	
}
a.head_a:visited {
	color: #FFFFFF;
	text-decoration:none;
}
a.head_a:hover {
	
	text-decoration:underline;
	
}

a.head_b:link {
	color:#000000;
	text-decoration:none;
	
}
a.head_b:visited {
	color:#000000;
	text-decoration:none;
}
a.head_b:hover {
	color:#000000;
	text-decoration:underline;
	
}