var NumMenu = 8;

var menuids=new Array();

for (var i=0; i<NumMenu; i++){
	menuids[i] = "verticalmenu_"+i;
}

// Offset of submenus from main menu. Default is -2 pixels.
// -------------------------------------------------------- //
var submenuoffset=-1;
// -------------------------------------------------------- //

function createcssmenu(){
  for (var i=0; i<menuids.length; i++) {
    try {
      var ultags=document.getElementById(menuids[i]).getElementsByTagName("ul");
        for (var t=0; t<ultags.length; t++) {
          var spanref=document.createElement("span");
          spanref.className="arrowdiv";
          spanref.innerHTML="&nbsp;&nbsp;";
          ultags[t].parentNode.getElementsByTagName("a")[0].appendChild(spanref);
          ultags[t].parentNode.onmouseover=function(){
            this.getElementsByTagName("ul")[0].style.left=this.parentNode.offsetWidth + submenuoffset+"px";
            this.getElementsByTagName("ul")[0].style.display="block";
          }
          ultags[t].parentNode.onmouseout=function() {
          this.getElementsByTagName("ul")[0].style.display="none";
        }
      }
    }
    catch(err) {
      // just don't display errors.
    }
  }
}

if (window.addEventListener) {
  window.addEventListener("load", createcssmenu, false);
}
else if (window.attachEvent) {
  window.attachEvent("onload", createcssmenu);
}