//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)