var remember = false; //Remember menu states, and restore them on next visit. 
var contractall_default= true; //Should all submenus be contracted by default? (true or false) 

var menu, titles, submenus, arrows, bypixels; 
var heights = new Array(); 

var n = navigator.userAgent; 
if(/Opera/.test(n)) bypixels = 2; 
else if(/Firefox/.test(n)) bypixels = 3; 
else if(/MSIE/.test(n)) bypixels = 2; 

/////DD added expandall() and contractall() functions///// 

function slash_expandall(){ 
//alert("slash_expandall");
if (typeof menu!="undefined"){ 
   for(i=0; i<Math.max(titles.length, submenus.length); i++){ 
      titles[i].className="title"; /***/
      //arrows[i].src = "slashfiles/expanded.gif"; 
      submenus[i].style.display=""; /***/
      submenus[i].style.height = heights[i]+"px"; /***/
   } 
} 
} 

function slash_contractall(){ 
//alert("slash_contractall");
if (typeof menu!="undefined"){ 
   for(i=0; i<Math.max(titles.length, submenus.length); i++){ 
      titles[i].className="titlehidden"; /***/
      //arrows[i].src = "slashfiles/collapsed.gif"; 
      submenus[i].style.display="none"; /***/
      submenus[i].style.height = 0; /***/
   } 
} 
} 

function smooth_contractall(){ 
//alert("smooth_contractall");
if (typeof menu!="undefined"){ 
   for(i=0; i<Math.max(titles.length, submenus.length); i++){ 
      if(submenus[i].style.display != "none" && submenus[i].style.height != "0px") 
      { 
         hidemenu(i); 
      } 
   } 
} 
} 


/////End DD added functions/////////////////////////////// 


function init(){
//alert("init");
    menu = getElementsByClassName("sdmenu", "div", document)[0]; 
    titles = getElementsByClassName("title", "span", menu); 
    submenus = getElementsByClassName("submenu", "div", menu); 
    arrows = getElementsByClassName("arrow", "img", menu); 
    for(i=0; i<Math.max(titles.length, submenus.length); i++) { 
        titles[i].onclick = gomenu; 
        arrows[i].onclick = gomenu; 
        heights[i] = submenus[i].offsetHeight; 
        submenus[i].style.height = submenus[i].offsetHeight+"px"; 
    } 
    if(remember){
            restore();
    }else if (contractall_default){ //DD added code 
            //slash_contractall(); //DD added code 
			smooth_contractall();
	}
} 

function restore() { 
//alert("restore");
    if(getcookie("menu") != null) {
        var hidden = getcookie("menu").split(","); 
        for(var i in hidden) { 
            titles[hidden[i]].className = "titlehidden"; /***/
            submenus[hidden[i]].style.height = "0px"; /***/
            submenus[hidden[i]].style.display = "none"; /***/
            //arrows[hidden[i]].src = "slashfiles/collapsed.gif"; 
			smooth_contractall();
        } 
    } 
} 

function gomenu(e) { 
	//alert("gomenu " + e );
   smooth_contractall(); 
    if (!e)
        var e = window.event; 
		var ce = (e.target) ? e.target : e.srcElement; 
		var sm; 
	    for(var i in titles) { 
	        if(titles[i] == ce || arrows[i] == ce) 
	            sm = i; 
	    } 
		if(parseInt(submenus[sm].style.height) > parseInt(heights[sm])-2) { 
			hidemenu(sm); 
		} else if(parseInt(submenus[sm].style.height) < 2) { 
			titles[sm].className = "title"; /***/
			showmenu(sm); 
		}
} 

function hidemenu(sm) { 
    //alert("hidemenu");
    var nr = submenus[sm].getElementsByTagName("a").length*bypixels; 
    submenus[sm].style.height = (parseInt(submenus[sm].style.height)-nr)+"px"; 
    var to = setTimeout("hidemenu("+sm+")", 30); 
    
    if(parseInt(submenus[sm].style.height) <= nr) { 
        clearTimeout(to); 
        submenus[sm].style.display = "none"; 
        submenus[sm].style.height = "0px"; 
        //arrows[sm].src = "slashfiles/collapsed.gif"; 
        titles[sm].className = "titlehidden"; /***/
    } 
} 

function showmenu(sm) { 
//alert("showmenu");
    var nr = submenus[sm].getElementsByTagName("a").length*bypixels; 
    submenus[sm].style.display = ""; 
    submenus[sm].style.height = (parseInt(submenus[sm].style.height)+nr)+"px"; 
    var to = setTimeout("showmenu("+sm+")", 30); 
    if(parseInt(submenus[sm].style.height) > (parseInt(heights[sm])-nr)) { 
        clearTimeout(to); 
        submenus[sm].style.height = heights[sm]+"px"; 
        //arrows[sm].src = "slashfiles/expanded.gif"; 
    } 
        
        
} 

function store() { 
//alert("store");
    var hidden = new Array(); 
    for(var i in titles) { 
        if(titles[i].className == "titlehidden") 
            hidden.push(i); 
    } 
    putcookie("menu", hidden.join(","), 30); 
} 

function getElementsByClassName(strClassName, strTagName, oElm){ 
    var arrElements = (strTagName == "*" && document.all)? document.all : oElm.getElementsByTagName(strTagName); 
    var arrReturnElements = new Array(); 
    strClassName = strClassName.replace(/\-/g, "\\-"); 
    var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)"); 
    var oElement; 
    for(var i=0; i<arrElements.length; i++){ 
        oElement = arrElements[i];      
        if(oRegExp.test(oElement.className)){ 
            arrReturnElements.push(oElement); 
        }    
    } 
    return (arrReturnElements) 
} 

function putcookie(c_name,value,expiredays) { 
//alert("putcookie");
    var exdate=new Date(); 
    exdate.setDate(exdate.getDate()+expiredays); 
    document.cookie = c_name + "=" + escape(value) + ((expiredays==null) ? "" : ";expires="+exdate); 
} 

function getcookie(c_name) { 
//alert("getcookie");
    if(document.cookie.length > 0) { 
        var c_start = document.cookie.indexOf(c_name + "="); 
        if(c_start != -1) { 
            c_start = c_start + c_name.length + 1; 
            var c_end = document.cookie.indexOf(";",c_start); 
            if(c_end == -1) 
                c_end = document.cookie.length; 
            return unescape(document.cookie.substring(c_start, c_end)); 
        } 
    } 
    return null; 
} 

window.onload = init; 
if(remember) window.onunload = store;