#menumain{
   margin:0;
   height:38px;
   white-space:nowrap;
   overflow:hidden;
   width:100%;
   background:url(menu.gif) 0px 0px repeat-x;
}

#menumain .mainmenuiner {
    height:38px;
	padding:0;
    line-height:38px;
    overflow: hidden;
    margin: 0 0 0 50px; 	
}

#menumain a:link,#menumain a:active,#menumain a:visited{
   color: #fff; 
   display:block;
   float:left;
   height:38px;
   width:100px;
   text-align:center;
   text-decoration: none;
   font:14px/38px 'SimSun',Arial,Sans-Serif;
   background:url(xian.gif) 0px 0px no-repeat;
   margin-left:-1px;
}

#menumain a:hover {
   color: #fff; 
   width:100px;
   text-align:center;
   text-decoration: none;
   font:14px/38px 'SimSun',Arial,Sans-Serif;
   background:url(menuxuan.gif) 0px 0px no-repeat;
}