*{
	margin:0;
	padding:0;
}
.clear{
	font-size:0px;
	clear:both;
}
img{
	border:0;
}
ul,li{
	list-style:none;
}
.f_left{
	float:left;
}
.f_right{
	float:right;
}
.widthmargin{width:937px;margin:0 auto;}
.widthmarginbg{width:960px;margin:0 auto;background-color:#fff3a4;}
.allhidden{display:none;}
.all_show{display:block;}
.position_rel{position:relative;}
.all_cur{cursor:pointer;}
.banner-bbg{height:41px; overflow: hidden; background:url(../images/banner_bg.jpg) repeat-x left bottom;}
.wm{width:1423px;margin:0 auto;}
/* clearfix */
.clearfix{ *zoom:1;}
.clearfix:after{ display:table; line-height:0; content:""; clear:both;}

/* public.omission */
.fl{ float:left;}            .fr{ float:right;}            .tc{ text-align:center;}      .tr{ text-align:right;} 
.fb{ font-weight:bold;}      .f12{ font-size:12px;}        h3{ font-weight:normal;}      .listop{ padding-top:15px;}
.mr10{ margin-right:10px;}   .mr15{ margin-right:15px;}    .mL10{ margin-left:10px;}     .mL15{ margin-left:15px;}
.mt10{ margin-top:10px;}     .mt15{ margin-top:15px;}      .mb10{ margin-bottom:10px;}   .mb15{ margin-bottom:15px;}