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

var menuids=["menuLinks"] //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++){
  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"
  }
  }
}

/*
	This function was taken from:
	http://simon.incutio.com/archive/2004/05/26/addLoadEvent
*/
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

addLoadEvent( initsidebarmenu );