var btnRoot = 'topnav';
		var preloaded = [];
		var currentSrc = '';
		
		// here is a lame preloading script i am putting in just for demonstration
		//for (var i = 1; i <= 9; i++) { preloaded[i]=[loadImage(btnRoot + "_btn" + i + "_on.gif"), loadImage(btnRoot + "_btn" + i + "_off.gif")]; } 
		
		function pgHide() { 
			//var f=document.all["flashComponent"]; 
			var f = document.getElementById('flashComponent'); 
			if (f) { 
				document.getElementById('flashComponent').style.display="none"; 
			} 
			hideSelects();
		} 
	
	
		function pgShow() { 
			var f = document.getElementById('flashComponent'); 
			if (f) { document.getElementById('flashComponent').style.display = ""; 
			} 
			showSelects();
		} 

		function showSelects() {
			var fCount = document.forms.length;
			for (i = 0; i <= fCount-1; i++) {
				var f = document.forms[i];
				for (k = 0; k <= f.length-1; k++) {
					if(f[k].tagName == 'SELECT') {
						f[k].style.display = '';
					}
				}
			}
		}
				

		function hideSelects() {
			var fCount = document.forms.length;
			for (i = 0; i <= fCount-1; i++) {
				var f = document.forms[i];
				for (k = 0; k <= f.length-1; k++) {
					if(f[k].tagName == 'SELECT') {
						f[k].style.display = 'none';
					}
				}
			}
		}

		function init() {
			// whatever stuff you need to do onload goes here.

			//==========================================================================================
			// if supported, initialize mtdropdowns
			//==========================================================================================
			// Check isSupported() so that menus aren't accidentally sent to non-supporting browsers.
			// This is better than server-side checking because it will also catch browsers which would
			// normally support the menus but have javascript disabled.
			//
			// If supported, call initialize() and then hook whatever image rollover code you need to do
			// to the .onactivate and .ondeactivate events for each menu.
			//==========================================================================================
			if (mtDropDown.isSupported()) {
			
				mtDropDown.initialize();

				// hook all the image swapping of the main toolbar to menu activation/deactivation
				// instead of simple rollover to get the effect where the button stays hightlit until
				// the menu is closed.
				/*
				menu1.onactivate = function() { swapImage("button1", preloaded[1][1].src); };
				menu1.ondeactivate = function() { swapImage("button1", preloaded[1][0].src) };

				menu2.onactivate = function() { swapImage("button2", preloaded[2][1].src) };
				menu2.ondeactivate = function() { swapImage("button2", preloaded[2][0].src) };

				menu3.onactivate = function() { swapImage("button3", preloaded[3][1].src) };
				menu3.ondeactivate = function() { swapImage("button3", preloaded[3][0].src) };

				menu4.onactivate = function() { swapImage("button4", preloaded[4][1].src) };
				menu4.ondeactivate = function() { swapImage("button4", preloaded[4][0].src) };
				*/
			}
		}

		// this is a crappy example preloader. Use whichever one you want.
		function loadImage(sFilename) {
			var img = new Image();
			img.src ="images/" + sFilename;
			return img;
		}

		// this is a crappy example image swapper. Use whichever you want.
		function swapImage(imgName, sFilename) {
			document.images[imgName].src = sFilename;
		}





mtDropDown.spacerGif = "images/spacer.gif";
mtDropDown.dingbatOn = "images/spacer.gif";
mtDropDown.dingbatOff = "images/spacer.gif";
mtDropDown.dingbatSize = 14;
mtDropDown.menuPadding = 5;
mtDropDown.itemPadding = 2;
mtDropDown.shadowSize = 0;
mtDropDown.shadowOffset = 0;
mtDropDown.shadowColor = "";
mtDropDown.shadowPng = "img/grey-400.png";
mtDropDown.backgroundColor = "white";
mtDropDown.backgroundPng = "img/white-90.png";
mtDropDown.hideDelay = 500;
mtDropDown.slideTime = 400;
mtDropDown.reference = {topLeft:1,topRight:2,bottomLeft:3,bottomRight:4};
mtDropDown.direction = {down:1,right:2};
mtDropDown.registry = [];
mtDropDown._maxZ = 100;
mtDropDown.isSupported = function() {
        var ua = navigator.userAgent.toLowerCase();
var pf = navigator.platform.toLowerCase();
        var an = navigator.appName;
        var r = false;
        if (ua.indexOf("gecko") > -1 && navigator.productSub >= 20020605) r = true;
        else if (an == "Microsoft Internet Explorer") {
                if (document.getElementById) {
                        if (pf.indexOf("mac") == 0) {
r = /msie (\d(.\d*)?)/.test(ua) && Number(RegExp.$1) >= 5.1;
}
else r = true;
                } }
        return r;
}
mtDropDown.initialize = function() {

        for (var i = 0, menu = null; menu = this.registry[i]; i++) {
                menu.initialize();
        }
}
mtDropDown.renderAll = function() {
        var aMenuHtml = [];
        for (var i = 0, menu = null; menu = this.registry[i]; i++) {
                aMenuHtml[i] = menu.toString();
        }
        document.write(aMenuHtml.join(""));
}
function mtDropDown(oActuator, iDirection, iLeft, iTop, iReferencePoint, parentMenuSet) {
        this.addItem = addItem;
        this.addMenu = addMenu;
        this.toString = toString;
        this.initialize = initialize;
        this.isOpen = false;
        this.show = show;
        this.hide = hide;
        this.items = [];
        this.onactivate = new Function();
        this.ondeactivate = new Function();
        this.onmouseover = new Function();
        this.onqueue = new Function();
        this.index = mtDropDown.registry.length;
        mtDropDown.registry[this.index] = this;
        var id = "mtDropDown" + this.index;
        var contentHeight = null;
        var contentWidth = null;
        var childMenuSet = null;
        var animating = false;
        var childMenus = [];
        var slideAccel = -1;
        var elmCache = null;
        var ready = false;
        var _this = this;
        var a = null;
        var pos = iDirection == mtDropDown.direction.down ? "top" : "left";
        var dim = null;
        function addItem(sText, sUrl) {
                var item = new mtDropDownItem(sText, sUrl, this);
                item._index = this.items.length;
                this.items[item._index] = item;
        }
        function addMenu(oMenuItem) {
                if (!oMenuItem.parentMenu == this) throw new Error("Cannot add a menu here");
                if (childMenuSet == null) childMenuSet = new mtDropDownSet(mtDropDown.direction.right, -5, 2, mtDropDown.reference.topRight);
                var m = childMenuSet.addMenu(oMenuItem);
                childMenus[oMenuItem._index] = m;
                m.onmouseover = child_mouseover;
                m.ondeactivate = child_deactivate;
                m.onqueue = child_queue;
                return m;
        }
        function initialize() {
                initCache();
                initEvents();
                initSize();
                ready = true;
        }
        function show() {
                if (ready) {
		   			   pgHide();
                        _this.isOpen = true;
                        animating = true;
                        setContainerPos();
                        elmCache["clip"].style.visibility = "visible";
                        elmCache["clip"].style.zIndex = mtDropDown._maxZ++;
                        slideStart();
                        _this.onactivate();
                }
        }
        function hide() {
               if (ready) {
                        _this.isOpen = false;
                        animating = true;
                        for (var i = 0, item = null; item = elmCache.item[i]; i++) {
                                dehighlight(item);
						}
                        if (childMenuSet) childMenuSet.hide();

                        slideStart();
                        _this.ondeactivate();
            }        
			pgShow();
        }

        function setContainerPos() {
                var sub = oActuator.constructor == mtDropDownItem;
                var act = sub ? oActuator.parentMenu.elmCache["item"][oActuator._index] : oActuator;
                var el = act;
                var x = 0;
                var y = 0;
                var minX = 0;
                var maxX = (window.innerWidth ? window.innerWidth : document.body.clientWidth) - parseInt(elmCache["clip"].style.width);
                var minY = 0;
                var maxY = (window.innerHeight ? window.innerHeight : document.body.clientHeight) - parseInt(elmCache["clip"].style.height);
                while (sub ? el.parentNode.className.indexOf("mtDropdownMenu") == -1 : el.offsetParent) {
                        x += el.offsetLeft;
                        y += el.offsetTop;
                        if (el.scrollLeft) x -= el.scrollLeft;
                        if (el.scrollTop) y -= el.scrollTop;
                        el = el.offsetParent;
                }
                if (oActuator.constructor == mtDropDownItem) {
                        x += parseInt(el.parentNode.style.left);
                        y += parseInt(el.parentNode.style.top);
                }
                switch (iReferencePoint) {
                        case mtDropDown.reference.topLeft:
                                break;
                        case mtDropDown.reference.topRight:
                                x += act.offsetWidth;
                                break;
                        case mtDropDown.reference.bottomLeft:
                                y += act.offsetHeight;
                                break;
                        case mtDropDown.reference.bottomRight:
                                x += act.offsetWidth;
                                y += act.offsetHeight;
                                break;
                }
                x += iLeft;
                y += iTop;
                x = Math.max(Math.min(x, maxX), minX);
                y = Math.max(Math.min(y, maxY), minY);
                elmCache["clip"].style.left = x + "px";
                elmCache["clip"].style.top = y + "px";
        }
        function slideStart() {
                var x0 = parseInt(elmCache["content"].style[pos]);
                var x1 = _this.isOpen ? 0 : -dim;
                if (a != null) a.stop();
                a = new Accelimation(x0, x1, mtDropDown.slideTime, slideAccel);
                a.onframe = slideFrame;
                a.onend = slideEnd;
                a.start();
        }
        function slideFrame(x) {
                elmCache["content"].style[pos] = x + "px";
        }
        function slideEnd() {
                if (!_this.isOpen) elmCache["clip"].style.visibility = "hidden";
                animating = false;
        }
        function initSize() {
                var ow = elmCache["items"].offsetWidth;
                var oh = elmCache["items"].offsetHeight;
                var ua = navigator.userAgent.toLowerCase();
                elmCache["clip"].style.width = ow + mtDropDown.shadowSize +  2 + "px";
                elmCache["clip"].style.height = oh + mtDropDown.shadowSize + 2 + "px";
                elmCache["content"].style.width = ow + mtDropDown.shadowSize + "px";
                elmCache["content"].style.height = oh + mtDropDown.shadowSize + "px";
                contentHeight = oh + mtDropDown.shadowSize;
                contentWidth = ow + mtDropDown.shadowSize;
                dim = iDirection == mtDropDown.direction.down ? contentHeight : contentWidth;
                elmCache["content"].style[pos] = -dim - mtDropDown.shadowSize + "px";
                elmCache["clip"].style.visibility = "hidden";
                if (ua.indexOf("mac") == -1 || ua.indexOf("gecko") > -1) {
                        elmCache["background"].style.width = ow + "px";
                        elmCache["background"].style.height = oh + "px";
                        elmCache["background"].style.backgroundColor = mtDropDown.backgroundColor;
                        elmCache["shadowRight"].style.left = ow + "px";
                        elmCache["shadowRight"].style.height = oh - (mtDropDown.shadowOffset - mtDropDown.shadowSize) + "px";
                        elmCache["shadowRight"].style.backgroundColor = mtDropDown.shadowColor;
                        elmCache["shadowBottom"].style.top = oh + "px";
                        elmCache["shadowBottom"].style.width = ow - mtDropDown.shadowOffset + "px";
                        elmCache["shadowBottom"].style.backgroundColor = mtDropDown.shadowColor;
                }
                else {
                        elmCache["background"].firstChild.src = mtDropDown.backgroundPng;
                        elmCache["background"].firstChild.width = ow;
                        elmCache["background"].firstChild.height = oh;
                        elmCache["shadowRight"].firstChild.src = mtDropDown.shadowPng;
                        elmCache["shadowRight"].style.left = ow + "px";
                        elmCache["shadowRight"].firstChild.width = mtDropDown.shadowSize;
                        elmCache["shadowRight"].firstChild.height = oh - (mtDropDown.shadowOffset - mtDropDown.shadowSize);
                        elmCache["shadowBottom"].firstChild.src = mtDropDown.shadowPng;
                        elmCache["shadowBottom"].style.top = oh + "px";
                        elmCache["shadowBottom"].firstChild.height = mtDropDown.shadowSize;
                        elmCache["shadowBottom"].firstChild.width = ow - mtDropDown.shadowOffset;
                }
        }
        function initCache() {
                var menu = document.getElementById(id);
                var all = menu.all ? menu.all : menu.getElementsByTagName("*");
                elmCache = {};
                elmCache["clip"] = menu;
                elmCache["item"] = [];
                for (var i = 0, elm = null; elm = all[i]; i++) {
                        switch (elm.className) {
                                case "items":
                                case "content":
                                case "background":
                                case "shadowRight":
                                case "shadowBottom":
                                        elmCache[elm.className] = elm;
                                        break;
                                case "item":
                                        elm._index = elmCache["item"].length;
                                        elmCache["item"][elm._index] = elm;
                                        break;
                        }
                }
                _this.elmCache = elmCache;
        }
        function initEvents() {
                for (var i = 0, item = null; item = elmCache.item[i]; i++) {
                        item.onmouseover = item_mouseover;
                        item.onmouseout = item_mouseout;
                        item.onclick = item_click;
                }
                if (typeof oActuator.tagName != "undefined") {
                        oActuator.onmouseover = actuator_mouseover;
                        oActuator.onmouseout = actuator_mouseout;
                }
                elmCache["content"].onmouseover = content_mouseover;
                elmCache["content"].onmouseout = content_mouseout;
        }
        function highlight(oRow) {
                oRow.className = "item hover";
                if (childMenus[oRow._index])
                        oRow.lastChild.firstChild.src = mtDropDown.dingbatOn;
        }
        function dehighlight(oRow) {
                oRow.className = "item";
                if (childMenus[oRow._index])
                        oRow.lastChild.firstChild.src = mtDropDown.dingbatOff;
        }
        function item_mouseover() {
                if (!animating) {
                        highlight(this);
                        if (childMenus[this._index])
                                childMenuSet.showMenu(childMenus[this._index]);
                        else if (childMenuSet) childMenuSet.hide();
                }
        }
        function item_mouseout() {
                if (!animating) {
                        if (childMenus[this._index])
                                childMenuSet.hideMenu(childMenus[this._index]);
                        else
                                dehighlight(this);
                }
        }
        function item_click() {
                if (!animating) {
                        if (_this.items[this._index].url)
                                location.href = _this.items[this._index].url;
                }
        }
        function actuator_mouseover() {
                parentMenuSet.showMenu(_this);
        }
        function actuator_mouseout() {
                parentMenuSet.hideMenu(_this);
        }
        function content_mouseover() {
                if (!animating) {
                        parentMenuSet.showMenu(_this);
                        _this.onmouseover();
                }
        }
        function content_mouseout() {
                if (!animating) {
                        parentMenuSet.hideMenu(_this);
                }
        }
        function child_mouseover() {
                if (!animating) {
                        parentMenuSet.showMenu(_this);
                }
        }
        function child_deactivate() {
                for (var i = 0; i < childMenus.length; i++) {
                        if (childMenus[i] == this) {
                                dehighlight(elmCache["item"][i]);
                                break;
                        }
                }
        }
        function child_queue() {
                parentMenuSet.hideMenu(_this);
        }
        function toString() {
                var aHtml = [];
                var sClassName = "mtDropdownMenu" + (oActuator.constructor != mtDropDownItem ? " top" : "");
                for (var i = 0, item = null; item = this.items[i]; i++) {
                        aHtml[i] = item.toString(childMenus[i]);
                }
                return '<div id="' + id + '" class="' + sClassName + '">' +
                        '<div class="content"><table class="items" cellpadding="0" cellspacing="0" border="0">' +
                        '<tr><td colspan="2"><img src="' + mtDropDown.spacerGif + '" width="1" height="' + mtDropDown.menuPadding + '"></td></tr>' +
                        aHtml.join('') +
                        '<tr><td colspan="2"><img src="' + mtDropDown.spacerGif + '" width="1" height="1' + mtDropDown.menuPadding + '"></td></tr></table>' +
                        '<div class="shadowBottom"><img src="' + mtDropDown.spacerGif + '" width="1" height="1"></div>' +
                        '<div class="shadowRight"><img src="' + mtDropDown.spacerGif + '" width="1" height="1"></div>' +
        '<div class="background"><img src="' + mtDropDown.spacerGif + '" width="1" height="1"></div>' +
                '</div></div>';
        }
}
mtDropDownSet.registry = [];
function mtDropDownSet(iDirection, iLeft, iTop, iReferencePoint) {
        this.addMenu = addMenu;
        this.showMenu = showMenu;
        this.hideMenu = hideMenu;
        this.hide = hide;
        var menus = [];
        var _this = this;
        var current = null;
        this.index = mtDropDownSet.registry.length;
        mtDropDownSet.registry[this.index] = this;
        function addMenu(oActuator) {
                var m = new mtDropDown(oActuator, iDirection, iLeft, iTop, iReferencePoint, this);
                menus[menus.length] = m;
                return m;
        }
        function showMenu(oMenu) {
                if (oMenu != current) {
                        if (current != null) hide(current);
                        current = oMenu;
                        oMenu.show();
                }
                else {
                        cancelHide(oMenu);
                }
        }
        function hideMenu(oMenu) {
                if (current == oMenu && oMenu.isOpen) {
                        if (!oMenu.hideTimer) scheduleHide(oMenu);
                }}
        function scheduleHide(oMenu) {
                oMenu.onqueue();
                oMenu.hideTimer = window.setTimeout("mtDropDownSet.registry[" + _this.index + "].hide(mtDropDown.registry[" + oMenu.index + "])", mtDropDown.hideDelay);
        }
        function cancelHide(oMenu) {
                if (oMenu.hideTimer) {
                        window.clearTimeout(oMenu.hideTimer);
                        oMenu.hideTimer = null;
                }
        }
        function hide(oMenu) {
                if (!oMenu && current) oMenu = current;
                if (oMenu && current == oMenu && oMenu.isOpen) {
                        cancelHide(oMenu);
                        current = null;
                        oMenu.hideTimer = null;
                        oMenu.hide();
                }}}
function mtDropDownItem(sText, sUrl, oParent) {
        this.toString = toString;
        this.text = sText;
        this.url = sUrl;
        this.parentMenu = oParent;

        function toString(bDingbat) {
                var sDingbat = bDingbat ? mtDropDown.dingbatOff : mtDropDown.spacerGif;
                var iEdgePadding = mtDropDown.itemPadding + mtDropDown.menuPadding;
                var sPaddingLeft = "padding:" + mtDropDown.itemPadding + "px; padding-left:" + iEdgePadding + "px;"
                var sPaddingRight = "padding:" + mtDropDown.itemPadding + "px; padding-right:" + iEdgePadding + "px;"
                return '<tr class="item"><td nowrap style="' + sPaddingLeft + '">' +
                        sText + '</td><td width="14" style="' + sPaddingRight + '">' +
                        '<img src="' + sDingbat + '" width="14" height="14"></td></tr>';
        }}
function Accelimation(from, to, time, zip) {
if (typeof zip  == "undefined") zip  = 0;
if (typeof unit == "undefined") unit = "px";

        this.x0         = from;
        this.x1= to;
this.dt= time;
this.zip= -zip;
this.unit= unit;
this.timer= null;
this.onend= new Function();
        this.onframe    = new Function();
}
Accelimation.prototype.start = function() {
this.t0 = new Date().getTime();
this.t1 = this.t0 + this.dt;
var dx= this.x1 - this.x0;
this.c1 = this.x0 + ((1 + this.zip) * dx / 3);
this.c2 = this.x0 + ((2 + this.zip) * dx / 3);
Accelimation._add(this);
}
Accelimation.prototype.stop = function() {
Accelimation._remove(this);
}
Accelimation.prototype._paint = function(time) {
if (time < this.t1) {
var elapsed = time - this.t0;
        this.onframe(Accelimation._getBezier(elapsed/this.dt,this.x0,this.x1,this.c1,this.c2));
        }
else this._end();
}
Accelimation.prototype._end = function() {
Accelimation._remove(this);
        this.onframe(this.x1);
this.onend();
}
Accelimation._add = function(o) {
var index = this.instances.length;
this.instances[index] = o;

if (this.instances.length == 1) {
this.timerID = window.setInterval("Accelimation._paintAll()", this.targetRes);
}
}
Accelimation._remove = function(o) {
for (var i = 0; i < this.instances.length; i++) {
if (o == this.instances[i]) {
this.instances = this.instances.slice(0,i).concat( this.instances.slice(i+1) );
break;
}
}
if (this.instances.length == 0) {
window.clearInterval(this.timerID);
this.timerID = null;
}
}
Accelimation._paintAll = function() {
var now = new Date().getTime();
for (var i = 0; i < this.instances.length; i++) {
this.instances[i]._paint(now);
}
}
Accelimation._B1 = function(t) { return t*t*t }
Accelimation._B2 = function(t) { return 3*t*t*(1-t) }
Accelimation._B3 = function(t) { return 3*t*(1-t)*(1-t) }
Accelimation._B4 = function(t) { return (1-t)*(1-t)*(1-t) }
Accelimation._getBezier = function(percent,startPos,endPos,control1,control2) {
return endPos * this._B1(percent) + control2 * this._B2(percent) + control1 * this._B3(percent) + startPos * this._B4(percent);
}
Accelimation.instances = [];
Accelimation.targetRes = 10;
Accelimation.timerID = null;