YAHOO.util.Event.onContentReady("productsandservices", function () {

    var ua = YAHOO.env.ua,
        oAnim;  // Animation instance

    function onSubmenuBeforeShow(p_sType, p_sArgs) {
        var oBody,
            oElement,
            oShadow,
            oUL;
    

        if (this.parent) {

            oElement = this.element;
            oShadow = oElement.lastChild;
            oShadow.style.height = "0px";
        
            if (oAnim && oAnim.isAnimated()) {                        
                oAnim.stop();
                oAnim = null;                        
            }


            oBody = this.body;


            if (this.parent && 
                !(this.parent instanceof YAHOO.widget.MenuBarItem)) {

                if (ua.gecko || ua.opera) {                            
                    oBody.style.width = oBody.clientWidth + "px";                            
                }
                           
                if (ua.ie == 7) {
                    oElement.style.width = oElement.clientWidth + "px";
                }
            
            }


            oBody.style.overflow = "hidden";

            oUL = oBody.getElementsByTagName("ul")[0];
            oUL.style.marginTop = ("-" + oUL.offsetHeight + "px");
        
        }

    }

    function onTween(p_sType, p_aArgs, p_oShadow) {
        if (this.cfg.getProperty("iframe")) {                    
            this.syncIframe();                
        }
    
        if (p_oShadow) {                
            p_oShadow.style.height = this.element.offsetHeight + "px";                    
        }
    
    }


    function onAnimationComplete(p_sType, p_aArgs, p_oShadow) {

        var oBody = this.body,
            oUL = oBody.getElementsByTagName("ul")[0];

        if (p_oShadow) {                    
            p_oShadow.style.height = this.element.offsetHeight + "px";                    
        }


        oUL.style.marginTop = "";
        oBody.style.overflow = "";
        

        if (this.parent && 
            !(this.parent instanceof YAHOO.widget.MenuBarItem)) {

            if (ua.gecko || ua.opera) {                        
                oBody.style.width = "";                        
            }
            
            if (ua.ie == 7) {

                this.element.style.width = "";

            }
        
        }
        
    }


    function onSubmenuShow(p_sType, p_sArgs) {

        var oElement,
            oShadow,
            oUL;
    
        if (this.parent) {

            oElement = this.element;
            oShadow = oElement.lastChild;
            oUL = this.body.getElementsByTagName("ul")[0];


            oAnim = new YAHOO.util.Anim(oUL, 
                { marginTop: { to: 0 } },
                0.3, YAHOO.util.Easing.easeOut);


            oAnim.onStart.subscribe(function () {        
                oShadow.style.height = "100%";                        
            });


            oAnim.animate();

            if (YAHOO.env.ua.ie) {
                
                oShadow.style.height = oElement.offsetHeight + "px";
                oAnim.onTween.subscribe(onTween, oShadow, this);

            }

            oAnim.onComplete.subscribe(onAnimationComplete, oShadow, this);
        
        }
    
    }

    var oMenuBar = new YAHOO.widget.MenuBar("productsandservices", { 
                                                autosubmenudisplay: true, 
                                                hidedelay: 0, 
                                                lazyload: true });
    
    oMenuBar.subscribe("beforeShow", onSubmenuBeforeShow);
    oMenuBar.subscribe("show", onSubmenuShow);
    oMenuBar.render();          

});