3级下拉菜单，在ie6下拉菜单不显示问题，谢！
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.menu {font-family:"宋体"; width:735px; position:relative; margin:0; margin-top:47px; }
.menu ul li a.hide, .menu ul li a:visited.hide {display:none;}
.menu ul li a:hover ul li a.hide {display:none;}
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.menu ul li a:hover ul {display:block; position:absolute; top:32px; left:0; width:105px;}
.menu ul li a:hover ul li a.sub {color:#C1A25F;}
.menu ul li a:hover ul li a.sub:hover {background-image:url(images/bg04.gif); width:105px;background-repeat:no-repeat;}
.menu ul li a:hover ul li a {display:block; color:#C1A25F;background-image:url(images/bg03.gif); width:97px; height:25px; background-repeat:no-repeat;}
.menu ul li a:hover ul li a ul {visibility:hidden;}
.menu ul li a:hover ul li a:hover {color:#F7EDC6;}
.menu ul li a:hover ul li a:hover ul {visibility:visible; left:105px; top:0; color:#000;}
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--------------------编程问答-------------------- --------------------编程问答-------------------- 好像没有人回复，没有人知道吗 --------------------编程问答-------------------- ie版本不支持，升级ie到高版本。 --------------------编程问答-------------------- 什么意思
补充：VB , 基础类
