var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var enableanchorlink=0 //Enable or disable the anchor link when clicked on? (1=e, 0=d)
var hidemenu_onclick=1 //hide menu when user clicks within menu? (1=yes, 0=no)
var login_onclick = 0;
var register_onclick = 0;

/////No further editting needed

var ie5=document.all
var ns6=document.getElementById&&!document.all

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){
	if (ie5||ns6)
		dropmenuobj.style.left=dropmenuobj.style.top=-500
		if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover"){
		obj.visibility=visible
	}
	else if (e.type=="click"){
		obj.visibility=hidden
	}
}

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

function clearbrowseredge(obj, whichedge){
	var edgeoffset=0
	if (whichedge=="rightedge"){
		var windowedge=ie5 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
		dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
		if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
		edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
	}
	else{
		var topedge=ie5 && !window.opera? iecompattest().scrollTop : window.pageYOffset
		var windowedge=ie5 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
		dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
		if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure){ //move up?
		edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
		if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either?
		edgeoffset=dropmenuobj.y+obj.offsetHeight-topedge
		}
	}
	return edgeoffset
}

function clearpopupbrowseredge(obj, whichedge){
	var edgeoffset=0
	if (whichedge=="rightedge"){
		var windowedge=ie5 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
		dropopupobj.contentmeasure=dropopupobj.offsetWidth
		if (windowedge-dropopupobj.x < dropopupobj.contentmeasure)
		edgeoffset=dropopupobj.contentmeasure-obj.offsetWidth
	}
	else{
		var topedge=ie5 && !window.opera? iecompattest().scrollTop : window.pageYOffset
		var windowedge=ie5 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
		dropopupobj.contentmeasure=dropopupobj.offsetHeight
		if (windowedge-dropopupobj.y < dropopupobj.contentmeasure){ //move up?
			edgeoffset=dropopupobj.contentmeasure+obj.offsetHeight
			if ((dropopupobj.y-topedge)<dropopupobj.contentmeasure) //up no good either?
			edgeoffset=dropopupobj.y+obj.offsetHeight-topedge
		}
	}
	return edgeoffset
}
function dropdownmenu(obj, e, dropmenuID, isTop){
	var e=window.event || e
	var topmenuoffset=(typeof isTop!="undefined")? 6 : 0
	if (window.event) event.cancelBubble=true
	else if (e.stopPropagation) e.stopPropagation()
	if (typeof dropmenuobj!="undefined") //hide previous menu
	dropmenuobj.style.visibility="hidden"
	clearhidemenu()
	if (ie5||ns6){
	obj.onmouseout=delayhidemenu
	dropmenuobj=document.getElementById(dropmenuID)
	if (hidemenu_onclick) dropmenuobj.onclick=function(){dropmenuobj.style.visibility='hidden'}
	dropmenuobj.onmouseover=clearhidemenu
	dropmenuobj.onmouseout=ie5? function(){ dynamichide(event)} : function(event){ dynamichide(event)}
	showhide(dropmenuobj.style, e, "visible", "hidden")
	dropmenuobj.x=getposOffset(obj, "left") + 5;
	dropmenuobj.y=getposOffset(obj, "top");
	dropmenuobj.style.width = obj.offsetWidth - 5;
	dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px";
	dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight-topmenuoffset+"px";
	}
	return clickreturnvalue()
}

function clickreturnvalue(){
	if ((ie5||ns6) && !enableanchorlink) 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 (ie5&&!dropmenuobj.contains(e.toElement))
	delayhidemenu()
	else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
	delayhidemenu()
}

function delayhidemenu(){
	delayhide=setTimeout("dropmenuobj.style.visibility='hidden'",disappeardelay)
}

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

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

function overlay(curobj, subobj){
	if (document.getElementById){
	var subobj=document.getElementById(subobj)
	subobj.style.left=getposOffset(curobj, "left")+"px"
	subobj.style.top=getposOffset(curobj, "top")+"px"
	subobj.style.display="block"
	return false
	}
	else
	return true
}

function overlayclose(subobj){
	document.getElementById(subobj).style.display="none"
}

////Random Order Contents script////////////

function randomizeContent(classname){
	var contents=randomizeContent.collectElementbyClass(classname)
	contents.text.sort(function() {return 0.5 - Math.random();})
	for (var i=0; i<contents.ref.length; i++){
	contents.ref[i].innerHTML=contents.text[i]
	contents.ref[i].style.visibility="visible"
	}
}

randomizeContent.collectElementbyClass=function(classname){ //return two arrays containing elements with specified classname, plus their innerHTML content
	var classnameRE=new RegExp("(^|\\s+)"+classname+"($|\\s+)", "i") //regular expression to screen for classname within element
	var contentobj=new Object()
	contentobj.ref=new Array() //array containing references to the participating contents
	contentobj.text=new Array() //array containing participating contents' contents (innerHTML property)
	var alltags=document.all? document.all : document.getElementsByTagName("*")
	for (var i=0; i<alltags.length; i++){
	if (typeof alltags[i].className=="string" && alltags[i].className.search(classnameRE)!=-1){
	contentobj.ref[contentobj.ref.length]=alltags[i]
	contentobj.text[contentobj.text.length]=alltags[i].innerHTML
	}
	}
	if (document.all){ //remove first DIV from group in IE
		contentobj.ref.shift()
		contentobj.text.shift()
	}
	return contentobj
}

//  js for login popup
var login_onclick = 0;
var register_onclick = 0;
function mfsShowDialog(obj, e, dropmenuID, statusPopup,isTop){
	var e = window.event || e
	var topmenuoffset=(typeof isTop!="undefined")? 6 : 0
	if (window.event) event.cancelBubble=true
	else if (e.stopPropagation) e.stopPropagation()
	if (typeof dropopupobj!="undefined") //hide previous menu
	{
		dropopupobj.style.visibility = "hidden";
	}	

	dropopupobj=document.getElementById(dropmenuID)
	if (statusPopup == 0){
		dropopupobj.style.visibility="hidden";
		
	}else{	   
		dropopupobj.style.visibility="visible";		
	}
	dropopupobj.x= getposOffset(obj, "left")
	dropopupobj.y=getposOffset(obj, "top")
	if(!document.all)// fire fox
	{
	    if(dropmenuID == 'divRegister'){
			dropopupobj.style.left=dropopupobj.x - clearpopupbrowseredge(obj, "rightedge")  + "px";
			dropopupobj.style.top=dropopupobj.y - clearpopupbrowseredge(obj, "bottomedge")+ obj.offsetHeight-topmenuoffset + 4 + "px";
		}else if(dropmenuID == 'divLogOut'){
			dropopupobj.style.left=dropopupobj.x - clearpopupbrowseredge(obj, "rightedge") - 68 + "px";
			dropopupobj.style.top=dropopupobj.y - clearpopupbrowseredge(obj, "bottomedge")+ obj.offsetHeight-topmenuoffset - 10 + 15 + "px";
		}else{//login
			dropopupobj.style.left=dropopupobj.x - clearpopupbrowseredge(obj, "rightedge")  + "px";
		    dropopupobj.style.top=dropopupobj.y - clearpopupbrowseredge(obj, "bottomedge")+ obj.offsetHeight-topmenuoffset + 4 + "px";
			var user_nane = document.getElementById('edit-name');
		    if((user_nane != null) && (dropopupobj.style.visibility=="visible"))
			{
				user_nane.focus();
			}
		}	    
		return;
	}
	// IE
	if(dropmenuID == 'divRegister'){
		dropopupobj.style.left=dropopupobj.x - clearpopupbrowseredge(obj, "rightedge")  + "px";
		dropopupobj.style.top=dropopupobj.y - clearpopupbrowseredge(obj, "bottomedge")+ obj.offsetHeight-topmenuoffset + 3 + "px";
	}else if(dropmenuID == 'divLogOut'){
		dropopupobj.style.left=dropopupobj.x - clearpopupbrowseredge(obj, "rightedge") - 68 + "px";
		dropopupobj.style.top=dropopupobj.y - clearpopupbrowseredge(obj, "bottomedge")+ obj.offsetHeight-topmenuoffset - 10 + 15 + "px";
	}else{//login
		dropopupobj.style.left = dropopupobj.x - clearpopupbrowseredge(obj, "rightedge")  + "px";
		dropopupobj.style.top = dropopupobj.y - clearpopupbrowseredge(obj, "bottomedge")+ obj.offsetHeight-topmenuoffset + 4 + "px";
		var user_nane = document.getElementById('edit-name');
	    if((user_nane != null) && (dropopupobj.style.visibility=="visible"))
		{
			user_nane.focus();
		}
	}
}
function showLogin(obj, e, dropmenuID,isTop)
{
    
    if (login_onclick == 0){
		login_onclick = 1;
		register_onclick = 0;
		if(dropmenuID == 'divLogOut')
		{
            
		    showPopupMenuStatus(this,1,3);
		}else
		{
			showPopupMenuStatus(this,1,1);		
		}
	}else{
		login_onclick = 0;
		if(dropmenuID == 'divLogOut')
		{
		    showPopupMenuStatus(this,0,3);
		}else
		{
			showPopupMenuStatus(this,0,1);		
		}
		
	}
	if(dropmenuID != 'divLogOut')
	{
		showPopupMenuStatus(this,0,2);
	}
	mfsShowDialog(obj, e, dropmenuID,login_onclick);
}
function showRegister(obj, e, dropmenuID,isTop)
{
    if (register_onclick == 0){
		register_onclick = 1;
		login_onclick = 0;
		showPopupMenuStatus(this,1,2);	
		
	}else{
		register_onclick = 0;
		showPopupMenuStatus(this,0,2);
	}
	showPopupMenuStatus(this,0,1);
	mfsShowDialog(obj, e, 'divRegister',register_onclick);	
}
function showPopupMenuStatus(obj,status,pictureId){
	var objImage = document.getElementById("arrowPopup_" + pictureId);
	if (status == 1){
		//obj.className = "current1";	
		objImage.src = "/images/up_arrow.gif";
	}else{
		//obj.className = "";
		objImage.src = "/images/down_arrow.gif";
	}
}