<style type="text/css">
  #menubar{
    background-color:#A0A0A0;
    border:1px solid black;
    position:absolute;
    z-index:2;
  }
  .menubar{
    float:left;
    width:10ex;
    font-weight:bold;
    text-align:center;
    padding:2px;
    cursor:pointer;
  }
  .menuitems{
    position:absolute;
    background-color: #A0A0A0;
    border:1px solid black;
    text-align:center;
    width:10ex;
    padding:2px;
    display:none;
    z-index:1;
  }
  .menuitems span{
    display:block;
    cursor:pointer;
  }
  .menuitems span:hover{
    background-color: #D0D0D0;
  }
</style>