/***********************************************
* AnyLink Drop Down Menu- © Dynamic Drive (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

//default menu width
var menuwidth = "165px"; 
//menu bgcolor
var menubgcolor = 'lightyellow';  
//menu disappear speed onMouseout (in milliseconds)
var disappeardelay = 500;  
//hide menu when user clicks within menu?
var hidemenu_onclick = 'yes'; 

// --------------------

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

var menuTagStyle = "width:" + menuwidth + ";";

if (Sys.Browser.agent == Sys.Browser.Firefox) {
	menuTagStyle += "display:none;";
} else {
	menuTagStyle += "visibility:hidden;";
}

var menuTag = "<div id='dropmenudiv' style='" + menuTagStyle + "' onMouseover='clearhidemenu();' onMouseout='dynamichide(event);'></div>";
document.write(menuTag);

var dropmenuobj = $get('dropmenudiv');

function set_Visible(element, visible) {
	if (Sys.Browser.agent == Sys.Browser.Firefox) {
		if (visible)
			element.style.display = "block";
		else
			element.style.display = "none";
	}
	else {
		if (visible)
			element.style.visibility = "visible";
		else
			element.style.visibility = "hidden";
	}
}

function get_Visible(element) {
	if (Sys.Browser.agent == Sys.Browser.Firefox) {
		if (element.style.display == "block")
			return true;
		else
			return false;
	}
	else {
		if (element.style.visibility == "visible")
			return true;
		else
			return false;
	}
}

function get_PositionOffset(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, menuwidth) {
	if (ie4 || ns6)
		dropmenuobj.style.left = dropmenuobj.style.top = "-500px";
	
	if (menuwidth != "")
	{
		dropmenuobj.widthobj = dropmenuobj.style;
		dropmenuobj.widthobj.width = menuwidth;
	}
	
	if (e.type == "click" && get_Visible(obj) == false || e.type == "mouseover")
		set_Visible(obj, true);
	else if (e.type=="click")
		set_Visible(obj, false);
}

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 < 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 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 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
	dropmenuobj.style.overflow = 'visible';
	dropmenuobj.style.height = null;
	dropmenuobj.innerHTML = menucontents;

	var currentStyle = Sys.UI.DomElement._getCurrentStyle(dropmenuobj);
	var bounds = Sys.UI.DomElement.getBounds(dropmenuobj);
	
	if (ie4 || ns6) {

		//var lineHeight = dropmenuobj.currentStyle.lineHeight.replace(/px/gi, '');
		var lineHeight = currentStyle.lineHeight.replace(/px/gi, '');
		//if (dropmenuobj.clientHeight > 6 * lineHeight) {
		if (bounds.Height > 6 * lineHeight) {
			dropmenuobj.style.overflow = 'auto';
			dropmenuobj.style.height = 6 * lineHeight;
		}

		if (Sys.Browser.agent == Sys.Browser.Firefox) {		
			var objStyle = Sys.UI.DomElement._getCurrentStyle(obj);
			menuwidth = objStyle.width;
		}
		
		showhide(dropmenuobj, e, menuwidth);

		dropmenuobj.x = get_PositionOffset(obj, "left");
		dropmenuobj.y = get_PositionOffset(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) {
	set_Visible(dropmenuobj, false);
}

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

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

if (hidemenu_onclick == "yes") {
	document.onclick = hidemenu;
}



// notify script manager for script end 
if (typeof(Sys) !== 'undefined') Sys.Application.notifyScriptLoaded();