크롬에서보이는 정상적인 메뉴
익스플로어 10 에서 보이는 오류

왜 이러는지 감이 안와서요

크롬에서는 잘 보여지는데 익스플로어 에서는 오류가 생기네요

백그라운드는 적용이 되는데 안될라면 다 안되는게 맞는거 같은데요

답답해서 글 올려봅니다.

소스

<style type="text/css">
#cssmenu,
#cssmenu > ul {
  background-color:#FFF;
  padding-bottom: 0px;
  font-family: 'Open Sans', sans-serif;
  font-weight: 600;
  border-top-style:solid;border-top-color:#b3d842;border-top-width:1px;
  border-bottom-style:solid;border-bottom-color:#b3d842;border-bottom-width:1px;
}
#cssmenu:before,
#cssmenu:after,
#cssmenu > ul:before,
#cssmenu > ul:after {
  content: "";
  display: table;
}
#cssmenu:after,
#cssmenu > ul:after {
  clear: both;
}
#cssmenu {
  width: auto;
  zoom: 1;
}
#cssmenu > ul {
   background-color:#FFF;
  margin: 0;
  padding: 0;
  position: relative;
}
#cssmenu > ul li {
  margin: 0;
  padding: 0;
  list-style: none;
}
#cssmenu > ul > li {
  float: left;
  position: relative;
}
#cssmenu > ul > li > a {
  padding: 15px 30px;
  display: block;
  color: #000;
  font-size: 15px;
  text-decoration: none;
  text-transform: uppercase;

  line-height: 18px;
}
#cssmenu > ul > li:hover > a {
  background: url(images/menu-bg.png) repeat;
}
#cssmenu > ul > li > a > span {
  line-height: 18px;
}
#cssmenu > ul > li.active > a,
#cssmenu > ul > li > a:active {
  background: url(images/highlight-bg.png) repeat;
}
/* Childs */
#cssmenu > ul ul {
  opacity: 0;
  visibility: hidden;
  position: absolute;
  top: 120px;
  background: url(images/hover.png) repeat;
  margin: 0;
  padding: 0;
  z-index: -1;
  -webkit-transition: all 0.35s 0.2s ease-in-out;
  -moz-transition: all 0.35s 0.2s ease-in-out;
  -ms-transition: all 0.35s 0.2s ease-in-out;
  transition: all 0.35s 0.2s ease-in-out;
}
#cssmenu > ul li:hover ul {
  opacity: 1;
  visibility: visible;
  margin: 0;
  color: #000;
  z-index: 2;
  top: 50px;
  left: 0;
}
#cssmenu > ul ul:before {
  content: "";
  position: absolute;
  top: -10px;
  width: 100%;
  height: 20px;
  background: transparent;
}
#cssmenu > ul ul li {
  list-style: none;
  padding: 0;
  margin: 0;
  width: 100%;
}
#cssmenu > ul ul li a {
  padding: 0px 26px;
  display: block;
  color: #000;
  font-size: 13px;
  text-decoration: none;
  text-transform: uppercase;
  width: 150px;
  border-left: 4px solid transparent;
  -webkit-transition: all 0.35s ease-in-out;
  -moz-transition: all 0.35s ease-in-out;
  -ms-transition: all 0.35s ease-in-out;
  transition: all 0.35s ease-in-out;

}
#cssmenu > ul ul li a:hover {
  border-left: 4px solid #055988;
  background: url(images/highlight-bg.png) repeat;
}
#cssmenu > ul ul li a:active {
  background: url(images/menu-bg.png) repeat;
}
 </style>
   <script src="http://code.jquery.com/jquery-latest.min.js" type="text/javascript"></script>
   <script src="script.js"></script>

<div id='cssmenu'>
<ul>
   <li class='has-sub'><a href='http://naturehealth.godo.co.kr/shop/main/html.php?htmid=proc/brand.htm'><span>브랜드소개</span></a></li>
   <li class='has-sub'><a href='http://naturehealth.godo.co.kr/shop/goods/goods_list.php?category=002'><span>닥터Z 베이직</span></a></li>
  <li class='has-sub'><a href='http://naturehealth.godo.co.kr/shop/goods/goods_list.php?category=003'><span>닥터Z 프리미엄</span></a></li>
 <li class='has-sub'><a href='http://naturehealth.godo.co.kr/shop/goods/goods_list.php?category=004'><span>TOO SIMPLE</span></a></li>
   <li class='has-sub'><a href='http://naturehealth.godo.co.kr/shop/goods/goods_qna.php?&'><span>커뮤니티</span></a> </li>
   <li class='last'><a href='#'><span>이벤트</span></a></li>
</ul>
</div>