ul.dropdown
{
    list-style: none;
    margin:0;
    padding:0;
    width:100%;
    z-index:99;
}

ul.dropdown * ul
{
    list-style: none;
    margin:0;
    padding: 0;
	display:none;
	position:absolute;
	z-index:99;
	width: 17em; /* adjust the width of the menuitems here, or overwrite it in the general css file */
}

ul.dropdown li
{
    float:left;
}

ul.dropdown li * li
{
    border:1px solid white; /* maybe you want to change this border-color */
    float:none;
    position: relative;
}

ul.dropdown ul * ul
{
    left:98%;
    top:0;
}

ul.dropdown a
{
    display:block;
}

ul.dropdown ul * a
{
    height:100%;
}

ul.dropdown li:hover ul ul, ul.dropdown li:hover ul ul ul, ul.dropdown li:hover ul ul ul ul
{
    display:none;
}

ul.dropdown li:hover ul, ul.dropdown ul li:hover ul, ul.dropdown ul ul li:hover ul
{
    display:block;
}