var toggle_cookie = "site_cn_newbb_forum";

function ToggleBlock(block)
{
	if (document.getElementById)
	{
		if (document.getElementById(block).style.display == 'none')
		{
			document.getElementById(block).style.display = 'block';
			SaveCollapsed(block, true);
		}
		else
		{
			document.getElementById(block).style.display = 'none';
			SaveCollapsed(block, false);
		}
	}
	else if (document.all)
	{
		if (document.all[block].style.display == 'none')
		{
			document.all[block].style.display = 'block';
			SaveCollapsed(block, true);
		}
		else
		{
			document.all[block].style.display = 'none';
			SaveCollapsed(block, false);
		}
	}
}

function ToggleBlock2(block, icon, icon_name)
{
	if (document.getElementById)
	{
		if (document.getElementById(block).style.display == 'block')
		{
			document.getElementById(block).style.display = 'none';
			icon.src = 'template/default/images/plus.png';
			SaveCollapsed(block, true);
		}
		else
		{
			document.getElementById(block).style.display = 'block';
			icon.src = 'template/default/images/minus.png';
			SaveCollapsed(block, false);
		}
	}
	else if (document.all)
	{
		if (document.all[block].style.display == 'block')
		{
			document.all[block].style.display = 'none';
			icon.src = 'template/default/images/plus.png';
			SaveCollapsed(block, true);
		}
		else
		{
			document.all[block].style.display = 'block';
			icon.src = 'template/default/images/minus.png';
			SaveCollapsed(block, false);
		}
	}
}

function ToggleBlock3(block, icon, iconname1, iconname2)
{
	if (document.getElementById)
	{
		if (document.getElementById(block).style.display == 'none')
		{
			document.getElementById(block).style.display = 'block';
			document.getElementById(icon).src = iconname1;
			SaveCollapsed(block, true);
		}
		else
		{
			document.getElementById(block).style.display = 'none';
			document.getElementById(icon).src = iconname2;
			SaveCollapsed(block, false);
		}
	}
	else if (document.all)
	{
		if (document.all[block].style.display == 'none')
		{
			document.all[block].style.display = 'block';
			document.getElementById(icon).src = iconname1;
			SaveCollapsed(block, true);
		}
		else
		{
			document.all[block].style.display = 'none';
			document.getElementById(icon).src = iconname2;
			SaveCollapsed(block, false);
		}
	}
}


function ToggleBlock4(block, icon_name, icon_name_open, icon_name_close)
{
	if (document.getElementById)
	{
		var icon = document.getElementById(icon_name);
		if (document.getElementById(block).style.display == 'block')
		{
			document.getElementById(block).style.display = 'none';
			icon.src = 'template/default/images/'+icon_name_close;
			SaveCollapsed(block, true);
		}
		else
		{
			document.getElementById(block).style.display = 'block';
			icon.src = 'template/default/images/'+icon_name_open;
			SaveCollapsed(block, false);
		}
	}
	else if (document.all)
	{
		var icon = document.all[icon_name];
		if (document.all[block].style.display == 'block')
		{
			document.all[block].style.display = 'none';
			icon.src = 'template/default/images/'+icon_name_close;
			SaveCollapsed(block, true);
		}
		else
		{
			document.all[block].style.display = 'block';
			icon.src = 'template/default/images/'+icon_name_open;
			SaveCollapsed(block, false);
		}
	}
}

function ToggleBlock5(block, icon, iconname1, iconname2)
{
	if (document.getElementById)
	{
		if (document.getElementById(block).style.display == 'none')
		{
			document.getElementById(icon).src = iconname1;
		}
		else
		{
			document.getElementById(icon).src = iconname2;
		}
	}
	else if (document.all)
	{
		if (document.all[block].style.display == 'none')
		{
			document.getElementById(icon).src = iconname1;
		}
		else
		{
			document.getElementById(icon).src = iconname2;
		}
	}
}

function SaveCollapsed(objid, addcollapsed)
{
	var collapsed = GetCookie(toggle_cookie);
	var tmp = "";

	if (collapsed != null)
	{
		collapsed = collapsed.split(",");

		for (i in collapsed)
		{
			if (collapsed[i] != objid && collapsed[i] != "")
			{
				tmp = tmp + collapsed[i];
				tmp = tmp + ",";
			}
		}
	}

	if (addcollapsed)
	{
		tmp = tmp + objid;
	}
	
	expires = new Date();
	expires.setTime(expires.getTime() + (1000 * 86400 * 365));
	SetCookie(toggle_cookie, tmp, expires);
}

function SetCookie(name, value, expires)
{
	if (!expires)
	{
		expires = new Date();
	}
	document.cookie = name + "=" + escape(value) + "; expires=" + expires.toGMTString() +  "; path=/";
}

function GetCookie(name)
{
	cookie_name = name + "=";
	cookie_length = document.cookie.length;
	cookie_begin = 0;
	while (cookie_begin < cookie_length)
	{
		value_begin = cookie_begin + cookie_name.length;
		if (document.cookie.substring(cookie_begin, value_begin) == cookie_name)
		{
			var value_end = document.cookie.indexOf (";", value_begin);

			if (value_end == -1)
			{
				value_end = cookie_length;
			}
			return unescape(document.cookie.substring(value_begin, value_end));
		}
		cookie_begin = document.cookie.indexOf(" ", cookie_begin) + 1;
		if (cookie_begin == 0)
		{
			break;
		}
	}
	return null;
}

function img_change( imgname, imgurl ){
	document.getElementById(imgname).src = imgurl;
}

// Drop Down Menu Usage
var menuwidth='165px' //default menu width
var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var hidemenu_onclick="yes" //hide menu when user clicks within menu?

/////No further editting needed

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

if (ie4||ns6)
document.write('<div id="dropmenudiv" style="visibility:hidden;width:'+menuwidth+';" onMouseover="clearhidemenu()" onMouseout="dynamichide(event);"><div id="menucon"></div></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
if (menuwidth!=""){
dropmenuobj.widthobj=dropmenuobj.style
dropmenuobj.widthobj.width=menuwidth
}
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=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth+45 : window.pageXOffset+window.innerWidth+45
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
}
else{
var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight+45 : window.pageYOffset+window.innerHeight+48
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
}
return edgeoffset
}

function populatemenu(what){
if (ie4||ns6)
document.getElementById('menucon').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)
dropmenuobj.x=getposOffset(obj, "left")
dropmenuobj.y=getposOffset(obj, "top")
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"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)
}

if (hidemenu_onclick=="yes")
document.onclick=hidemenu