// This function is used for the Suckerfish (flyout) menus   
  
sfHover = function() {   
    var sfEls = document.getElementById("nav").getElementsByTagName("LI");   
    for (var i=0; i<sfEls.length; i++) {   
        sfEls[i].onmouseover=function() {   
            this.className+=" sfhover";   
        }   
        sfEls[i].onmouseout=function() {   
            this.className=this.className.replace(new RegExp(" sfhover\\b"), "");   
        }   
    }   
}   
if (window.attachEvent) window.attachEvent("onload", sfHover);   
  
  
// menuExpandable.js - implements an expandable menu based on a HTML list   
// Author: Dave Lindquist (http://www.gazingus.org)   
  
if (!document.getElementById)   
    document.getElementById = function() { return null; }   
  
function initializeMenu(menuId, actuatorId) {   
    var menu = document.getElementById(menuId);   
    var actuator = document.getElementById(actuatorId);   
  
    if (menu == null || actuator == null) return;   
  
    //if (window.opera) return; // I'm too tired   
  
   actuator.parentNode.style.background = "url(img/arrow-down-sm.gif) 90% 10px no-repeat";   
    actuator.onclick = function() {   
        var display = menu.style.display;   
        this.parentNode.style.background =   
            (display == "block") ? "url(img/arrow-down-sm.gif) 90% 10px no-repeat" : "url(img/arrow-up-sm.gif) 90% 10px no-repeat";   
        menu.style.background = "url(/images/square.gif)";   
        menu.style.display = (display == "block") ? "none" : "block";   
  
        return false;   
    }   
}   
  
  
// Preload images   
  
function Preload() {   
     var args = simplePreload.arguments;   
    document.imageArray = new Array(args.length);   
    for(var i=0; i<args.length; i++) {   
        document.imageArray[i] = new Image;   
        document.imageArray[i].src = args[i];   
    }   
   }