.menu_container {z-index:100;float:left; position:relative;} 
.menu_container .menu_header{width:auto!important;white-space:nowrap;width:1%;padding:0 10px 0 0;color:#333;display:block;cursor:pointer;background:url(nav.gif) no-repeat 100% 50%;}
.menu_container .menu_top{overflow:hidden;display:none;z-index:100;position:absolute;left:0;border:1px solid #c8c8c8;background:#fff;filter:progid:DXImageTransform.Microsoft.Alpha(opacity=96); -moz-opacity:.96; opacity:0.96;padding:0 4px 4px 4px;} 
.menu_container .menu_top a{display:block;line-height:18px;padding:2px 0 0 0;color:#333;text-decoration:none;}
.menu_container .menu_top a.menu_line{border-top:1px solid #ccc;}
.menu_container .menu_top a:hover{background:#e3e3e3;} 
.menu_container .menu_top a.disabled{color:#999;cursor:default;}
.menu_container .menu_top a.disabled:hover,.menu_container .menu_top a.disabled:active{background:none;}

.menuiframe{position:absolute;left:0px;top:0px;z-index:-1;}