var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var horizontaloffset=-1 //horizontal offset of menu from default location. (0-5 is a good value)
//

var ie4=document.all
var ns6=document.getElementById&&!document.all

if (ie4||ns6)
document.write('<div id="dropmenudiv" style="visibility:hidden;" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>')

function getposOffset(what, offsettype){
    var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
    var parentEl=what.offsetParent;
    while (parentEl!=null){
        totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
        parentEl=parentEl.offsetParent;
    }
    return totaloffset;
}


function showhide(obj, e, visible, hidden, menuwidth){
if (ie4||ns6)
dropmenuobj.style.left=dropmenuobj.style.top=-500
dropmenuobj.widthobj=dropmenuobj.style

if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
obj.visibility=visible
else if (e.type=="click")
{
obj.visibility=hidden
parent.style.backgroundColor = '#ffffff'
}
}

function iecompattest(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge){
    var edgeoffset=0
    if (whichedge=="rightedge"){
        var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
        dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
        if (windowedge-dropmenuobj.x-obj.offsetWidth < dropmenuobj.contentmeasure)
            edgeoffset=dropmenuobj.contentmeasure+obj.offsetWidth
        }
        else{
            var topedge=ie4 && !window.opera? iecompattest().scrollTop : window.pageYOffset
            var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
            dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
            if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure){ //move menu up?
                edgeoffset=dropmenuobj.contentmeasure-obj.offsetHeight
                if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either? (position at top of viewable window then)
                    edgeoffset=dropmenuobj.y
            }
        }
    return edgeoffset
}

function populatemenu(what){
if (ie4||ns6)
dropmenuobj.innerHTML=what.join("")
}


function dropdownmenu(obj, e, menucontents, menuwidth){
if (window.event) event.cancelBubble=true
else if (e.stopPropagation) e.stopPropagation()
clearhidemenu()
dropmenuobj=document.getElementById? document.getElementById("dropmenudiv") : dropmenudiv
populatemenu(menucontents)

if (ie4||ns6){
showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth);
var horizontalSubtraction = 5;
dropmenuobj.x=getposOffset(obj, "left") - horizontalSubtraction;
dropmenuobj.y=getposOffset(obj, "top")
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+obj.offsetWidth+horizontaloffset - horizontalSubtraction +"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+"px"
}

return clickreturnvalue()
}

function clickreturnvalue(){
if (ie4||ns6) return false
else return true
}

function contains_ns6(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
}

function dynamichide(e){
if (ie4&&!dropmenuobj.contains(e.toElement))
delayhidemenu()
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
delayhidemenu()
}

function hidemenu(e){
if (typeof dropmenuobj!="undefined"){
if (ie4||ns6)
dropmenuobj.style.visibility="hidden"
}
}

function delayhidemenu(){
if (ie4||ns6)
delayhide=setTimeout("hidemenu()",disappeardelay)
}

function clearhidemenu(){
if (typeof delayhide!="undefined")
clearTimeout(delayhide)
}

function setParentBgColor(id, bgcolor)
{
    obj = document.getElementById(id)
    obj.style.backgroundColor = bgcolor
}

function delaysetparentbgcolor(id, bgcolor){

if (ie4||ns6)
//setParentBgColor(id, bgcolor)
setTimeout("setParentBgColor('"+id+"','"+bgcolor+"')",0)
}



function AnimObject(element,begin,finish,duration,time) {
    this.doPause;
    this.varTimeout = "timeout_" + element.id;
    duration = 60;
    
    this.id = "animObj_" + element.getAttribute("id");

    if(window[this.id]){
        window.clearTimeout(window["timeout"]);
        window[this.id] = undefined;
    }            
    
    this.element = element;
    this.begin = begin;
    this.finish = finish;
    this.change = this.finish - this.begin;
    this.duration = duration;
    this.time = time;
    this.timeoutKey = this.category + "_notifyAnimationEnd";
    
    
    //Initiates animation
    this.beginAnimation = function() {
        if(!this.animationInProgress) {
            this.animationInProgress = true;

            //do the animation
            var objId = this.id;
            window[objId] = this;
            this.setNewPosition();
        }
    }
    
    this.setNewPosition = function() {
        window.clearTimeout(window[this.varTimeout]);
        if(this.begin != this.finish) {
            this.time++;
            this.change = this.finish - this.begin;
            this.begin = Math.round(calcPosition(this.time,this.begin,this.change,this.duration));
            this.element.style.top = this.begin + "px";
            var objId = this.id;
            window[this.varTimeout] = window.setTimeout("window['"+objId+"'].setNewPosition()",10);
        } else {
            window[this.varTimeout] = undefined;
            //Animation has ended.
            if(!this.doPause) {
                this.time = 0;
            } 
            this.animationInProgress = false;
            this.element.style.position = "static";
        }
        
    }
    
    this.dispose = function() {
        //do dispose
    }
}