Prerobenie na Vertikálne menu

<style type='text/css'>
* { margin:0 auto; padding:0 auto; }

ul#menu a { display:block; }

ul#menu { list-style-type:none; }
ul#menu li { display:block; float:left; }
ul#menu li a { padding:0.25em 1em 0.25em 1em; border:1px solid #cccccc; font-size:130%; background:#FFFFFF; text-decoration:none; font-weight:bold; }
ul#menu li a:hover { background:#f4f4f4; }
ul#menu li ul { display:none; }

ul#menu li ul li { display:block; float:none; border:1px solid #cccccc;}
ul#menu li ul li a { border:0; background:#FFFFFF; }
ul#menu li ul li a:hover { color:#ffffff; background:#003366; }

/* zahrnutie a využitie komponentu hover.htc */
li { behavior:url('hover.htc'); }
ul#menu li:hover ul, ul#menu li.hover ul { display:block; position:absolute; }
</style>

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<style type="text/css">

/*Credits: Dynamic Drive CSS Library */
/*URL: http://www.dynamicdrive.com/style/ */

.sidebarmenu ul{
margin: 0;
padding: 0;
list-style-type: none;
width: 160px;
/* Main Menu Item widths */
border-bottom: 1px solid #ccc;
}
 
.sidebarmenu ul li{
position: relative;
}

/* Top level menu links style */
.sidebarmenu ul li a{
font-weight: bold;
font-size:130%;
display: block;
overflow: auto; /*force hasLayout in IE7 */
color: white;
text-decoration: none;
padding: 6px;
border-bottom: 1px solid #778;
border-right: 1px solid #778;
}

.sidebarmenu ul li a:link, .sidebarmenu ul li a:visited, .sidebarmenu ul li a:active{
background-color: #ff8c00;

 /*background of tabs (default state)*/
}

.sidebarmenu ul li a:visited{
color: white;
}

.sidebarmenu ul li a:hover{
color: #ff8c00;
background-color: #f4f4f4;
}

/*Sub level menu items */
.sidebarmenu ul li ul{
position: absolute;
width: 170px; /*Sub Menu Items width */
top: 0;
visibility: hidden;
}

.sidebarmenu a.subfolderstyle{
background: url(right.gif) no-repeat 97% 50%;
}

 
/* Holly Hack for IE \*/
* html .sidebarmenu ul li { float: left; height: 1%; }
* html .sidebarmenu ul li a { height: 1%; }
/* End */

</style>

<script type="text/javascript">

//Nested Side Bar Menu (Mar 20th, 09)
//By Dynamic Drive: http://www.dynamicdrive.com/style/

var menuids=["sidebarmenu1"] //Enter id(s) of each Side Bar Menu's main UL, separated by commas

function initsidebarmenu(){
for (var i=0; i<menuids.length; i++){
  var ultags=document.getElementById(menuids[i]).getElementsByTagName("ul")
    for (var t=0; t<ultags.length; t++){
    ultags[t].parentNode.getElementsByTagName("a")[0].className+=" subfolderstyle"
  if (ultags[t].parentNode.parentNode.id==menuids[i]) //if this is a first level submenu
   ultags[t].style.left=ultags[t].parentNode.offsetWidth+"px" //dynamically position first level submenus to be width of main menu item
  else //else if this is a sub level submenu (ul)
    ultags[t].style.left=ultags[t-1].getElementsByTagName("a")[0].offsetWidth+"px" //position menu to the right of menu item that activated it
    ultags[t].parentNode.onmouseover=function(){
    this.getElementsByTagName("ul")[0].style.display="block"
    }
    ultags[t].parentNode.onmouseout=function(){
    this.getElementsByTagName("ul")[0].style.display="none"
    }
    }
  for (var t=ultags.length-1; t>-1; t--){ //loop through all sub menus again, and use "display:none" to hide menus (to prevent possible page scrollbars
  ultags[t].style.visibility="visible"
  ultags[t].style.display="none"
  }
  }
}

if (window.addEventListener)
window.addEventListener("load", initsidebarmenu, false)
else if (window.attachEvent)
window.attachEvent("onload", initsidebarmenu)

</script>

<div class="sidebarmenu">
<ul id="sidebarmenu1">