/*----------- > >> top part start < < <<-------------*/
#toppart{
	width:760px; margin:0 auto; padding:0;position:absolute;
	margin:0 auto;
	position:relative;/*相对定位*/
	}
/*----------- > >> top part header < < <<-------------*/
#toppart p.headerBG{
	display:block;
	width:760px;height:25px;position:absolute;/*绝对定位*/left:0;top:0;
	background: url(../images/headerBG.jpg) no-repeat 0 0 #FFFFFF;
	}
#toppart p.headerBannerA{
	display:block;position:absolute;left:0;top:35px;
	width:284px;height:77px;
	background: url(../images/logo.jpg) no-repeat 0 0;
	}
#toppart p.headerBannerB{
	display:block;position:absolute;left:284px;top:35px;
	width:476px;height:77px;
	background: url(../images/headerBanner.gif) no-repeat 0 0;
	}

#toppart ul.mainNar{
	display:block;position:absolute;left:0;top:102px;
	height:25px;margin:0; padding:0;list-style-type: none;}
#toppart ul.mainNar li{ float:left;}
#toppart p.mainNar_down{
	display:block;position:absolute;left:0px;top:127px;
	width:760px;height:3px;
	background: url(../images/mainNar_down.jpg) no-repeat 0 0;}