var menuids=new Array("expandmenu1","expandmenu2","expandmenu3","expandmenu4","expandmenu5","expandmenu6") //Enter id(s) of UL menus, separated by commas
var submenuoffset=4 //Offset of submenus from main menu. Default is -2 pixels.

function createcssmenu(){
  for (var i=0; i<menuids.length; i++){
  	if (document.getElementById(menuids[i]) != null &&
  	  document.getElementById(menuids[i]) != undefined){

      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"
        }
      }
    }
  }
}

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