<style type="text/css">
ul.nav, ul.nav ul {
width: 80px;                 /* sets the size of the menu blocks */
border: 1px solid #000;      /* puts a black border around the menu blocks */
background-color: #8aa;      /* makes the menu blocks mint green - a bg-color MUST be included for IE to work properly! */
padding-left: 0px;           /* stops the usual indent from ul */
cursor: default;             /* gives an arrow cursor */
margin-left: 0px;            /* Opera 7 final's margin and margin-box model cause problems */
}
ul.nav li {
list-style-type: none;       /* removes the bullet points */
margin: 0px;                 /* Opera 7 puts large spacings between li elements */
position: relative;          /* makes the menu blocks be positioned relative to their parent menu item
the lack of offset makes these appear normal, but it will make a difference
to the absolutely positioned child blocks */
color: #fff;                 /* sets the default font colour to white */
}
ul.nav li > ul {          /* using the > selector prevents many lesser browsers (and IE - see below) hiding child ULs */
display: none;               /* hides child menu blocks - one of the most important declarations */
position: absolute;          /* make child blocks hover without leaving space for them */
top: 2px;                    /* position slightly lower than the parent menu item */
left: 80px;                  /* this must not be more than the width of the parent block, or the mouse will
have to move off the element to move between blocks, and the menu will close */
}
ul.nav li:hover, ul.nav li.CSStoHighlight {
background-color: #00a;      /* gives the active menu items a yellow background */
color: #000;                 /* makes the active menu item text black */ 
}
ul.nav ul.CSStoShow {     /* must not be combined with the next rule or IE gets confused */
display: block;              /* specially to go with the className changes in the behaviour file */
}
ul.nav li:hover > ul {    /* one of the most important declarations - the browser must detect hovering over arbitrary elements
the > targets only the child ul, not any child uls of that child ul */
display: block;              /* makes the child block visible - one of the most important declarations */
}
/* and some link styles */
ul.nav li a { color: #fff; display: block; width: 100%; text-decoration: underline; }
ul.nav li a:hover, ul.nav li a.CSStoHighLink { color: #000; }
ul.nav li:hover > a { color: #000; } /* supports links in branch headings - should not be display: block; */
</style>
<!--[if gt IE 5.0]><![if lt IE 7]>
<style type="text/css">
/* that IE 5+ conditional comment makes this only visible in IE 5+ */
ul.nav li {  /* the behaviour to mimic the li:hover rules in IE 5+ */
behavior: url( IEmen.htc );
}
ul.nav ul {  /* copy of above declaration without the > selector, except left position is wrong */
display: none; position: absolute; top: 2px; left: 78px;
}
</style>
<![endif]><![endif]-->
