@charset "utf-8";
html {background: #F1F1F1 url(../images/background.jpg) no-repeat left top;filter:expression(document.execCommand("BackgroundImageCache", false, true));}
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form,fieldset,input,p,blockquote,th,td{margin: 0;padding: 0;}
h1,h2,h3,h4,h5,h6{font-size:100%;}
ol,ul{list-style-type: none;}
address,caption,cite,code,dfn,em,th,var{font-style:normal;font-weight:normal;}
table{border-collapse:collapse;}
fieldset,img{border:0;}
img {display:block;}
caption,th{text-align:left;}
body{
	position: relative;
	font: 12px Arial, Helvetica, sans-serif;
	
}
a{text-decoration: none;}
a:hover {text-decoration:underline;}
/*---------------------------------------------------以上为元素初始值设置*----------------------------------------------------------*/
/*顶部下拉菜单导航*/